Which is a method that scientist used to determine the composition of earths layers
Answers
Answer:
Scientists use waves to study the different layers of the earth. Usually, they use seismic waves, which are waves generated by earthquakes or nuclear-test explosions. The seismic waves are bent, sped up, or slowed down, or even reflected when they pass through the earth's layers.
Explanation: GOOD LUCK
Related Questions
A beaker of water is heated to 50°C. Then an unidentified powder is mixed into the water. The powder gradually disappears. However, as the water cools, the powder collects again at the bottom of the beaker.
Do the observations show that a chemical reaction occurred between the powder and the water?
Select the correct words from the drop-down menus to complete the explanation.
The most likely explanation is that the powder
Choose... Changed state in/ Dissolved in/ Combined with
the warm water, which is an example of a
Choose... physical Chemical
change of matter. So, a chemical reaction
Choose... did/did not
occur.
Answers
Where do you think magna comes from?
Answers
Answer:
Magma is primarily a very hot liquid, which is called a 'melt. ' It is formed from the melting of rocks in the earth's lithosphere, which is the outermost shell of the earth made of the earth's crust and upper part of the mantle, and the asthenosphere, which is the layer below the lithosphere.
Explanation:
cause ik
Magma is primarily a very hot liquid, which is called a 'melt. ' It is formed from the melting of rocks in the earth's lithosphere, which is the outermost shell of the earth made of the earth's crust and upper part of the mantle, and the asthenosphere, which is the layer below the lithosphere
Tiktaalik was a prehistoric fish that was an ancestor to modern tetrapods. It shared anatomical features with tetrapods (e.g., four limbs) and fish (e.g., gills, scales). With these features, Tiktaalik could be best described as a(n)...? (1 point)
Answers:
1. reptile.
2. amphibian.
3. transitional form.
4. fossil.
Answers
With these features, Tiktaalik could be best described as a transitional form. The correct option to this question is 3.
Characteristic Tiktaalik is the name of a group of extinct sarcopterygian (lobe-finned) fishes from the late Devonian period. These fishes shared many characteristics with tetrapods (four-legged animals), including many of their characteristics. It is an illustration of how many lineages of extinct sarcopterygian fish evolved adaptations to the oxygen-poor shallow-water habitats at that period, which fueled the evolution of amphibians. In Ellesmere Island in Canada's Nunavut Territory, wonderful fossils were discovered in 2004.To tetrapods what Archaeopteryx is to birds, Tiktaalik is a transitional fossil.Tiktaalik limb, gazing from fin to shoulder fish, fish gills, and fish scales are some of its tetrapod-and-fish hybrid traits.For more information on Tiktaalik kindly visit to
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what could be concluded from this data? group of answer choices the membrane surrounding the inclusion came from the plasmodium. the membrane surrounding the inclusion came from the chlamydia.
Answers
The membrane surrounding the inclusion came from the chlamydia.
The eukaryotic vacuole-derived nascent inclusion is significantly altered by chlamydial proteins. This implies that the membrane surrounding the inclusion came from the chlamydia. To stop inclusion-lysosome fusion and to route the inclusion to the microtubule organizing center (MTOC), chlamydial protein production is necessary.
While physically separating the chlamydial organisms from the cytosol, the inclusion membrane serves as the host-pathogen interface and facilitates critical interactions with the host cell. Additionally, the inclusion grows throughout the embryonic cycle without the assistance of bacterial replication but with the help of active chlamydial protein synthesis.
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Match each statement in the left column with the most likely characteristic in the light column. On June 21st. ✓[Choose] 34 degrees the declination of the Sun is 3 degrees north On March 20/2020 is the longest day of the year in the Southern Hemisphere it is the longest day of the year in the Northern Hemisphere On On January 10th, on the Equator, the Solar Altitude is northernmost latitude where the sun rays strike the Earth's surface perpendicularly... 54 degrees the day and night were 12 hours long anywhere between 0 and 60 degrees latitude in both hemispheres 67 degrees N On March 29th 68 degrees farthest distance from the Pole where the sun rays are tangent to Earth's surface. On July 3rd, the latitude of the tangent rays of the Sun is [Choose] On December 20th [Choose] The Tropic of Cancer (23.5 degrees N) is the [Choose] The Antarctic Polar Circle (66.5 degrees 5) is the [Choose ] On January 30th, the solar altitude in Central [Choose] California (about 38 degrees N), is: On April 22nd, the solar altitude in Seattle (about 48 degrees north) is: [Choose]
Answers
On June 21st: The declination of the Sun is 23.5 degrees north.
On March 20/2020: It is the longest day of the year in the Northern Hemisphere.
On January 10th, on the Equator: The Solar Altitude is 90 degrees.
On March 29th: The day and night are 12 hours long anywhere between 0 and 60 degrees latitude in both hemispheres.
On July 3rd: The latitude of the tangent rays of the Sun is 23.5 degrees north.
On December 20th: The Tropic of Capricorn (23.5 degrees south) is the farthest distance from the Pole where the sun rays are tangent to Earth's surface.
On January 30th, the solar altitude in Central California (about 38 degrees N): [Choose]
On April 22nd, the solar altitude in Seattle (about 48 degrees north): [Choose]
Explanation to the above short given answers are written below,
On June 21st, the declination of the Sun is 23.5 degrees north. This means that the Sun is at its highest point in the sky in the Northern Hemisphere, marking the summer solstice.On March 20th (or around that date), it is the longest day of the year in the Northern Hemisphere. This is the vernal equinox, when the Sun is directly over the Equator and day and night are approximately equal in length.On January 10th, on the Equator, the Solar Altitude is 90 degrees. This means that the Sun is directly overhead at noon, resulting in a vertical angle of 90 degrees between the Sun and the observer on the Equator.On March 29th, the day and night are approximately 12 hours long anywhere between 0 and 60 degrees latitude in both hemispheres. This is around the time of the equinoxes when the length of day and night is equal.On July 3rd, the latitude of the tangent rays of the Sun is 23.5 degrees north. This corresponds to the Tropic of Cancer, the northernmost latitude where the Sun's rays strike the Earth's surface perpendicularly.On December 20th, the Tropic of Capricorn (23.5 degrees south) is the farthest distance from the Pole where the sun rays are tangent to Earth's surface. This marks the summer solstice in the Southern Hemisphere.The solar altitude in Central California on January 30th and the solar altitude in Seattle on April 22nd are not provided, so the answers for these statements are missing.To know more about "Summer solstice" refer here:
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helllllppppppppppppp I WILL GIVE BRAINLIEST
Answers
Explanation:
The bloodstream carries the glucose-a type of sugar produced from the digestion of carbohydrates and other foods-to provide energy to cells throughout the body. Unused glucose is stored mainly in the liver as glycogen.
Insulin, glucagon, and other hormone levels rise and fall to keep blood sugar in a normal range. Too little or too much of these hormones can cause blood sugar levels to fall too low (hypoglycemia) or rise too high (hyperglycemia).
Normally, blood glucose levels increase after you eat a meal. When blood sugar rises, cells in the pancreas release insulin, causing the body to absorb glucose from the blood and lowering the blood sugar level to normal. When blood sugar drops too low, the level of insulin declines and other cells in the pancreas release glucagon, which causes the liver to turn stored glycogen back into glucose and release it into the blood. This brings blood sugar levels to back up to normal.
Which of the following is an example of a good scientific question? Why?
a.
How big is an ant?
b. Where do rabbits live?
c. Which make better pets, fish or dogs?
d. What will happen to the freezing point of water if salt is added?
Answers
Answer:
according to me
d. is the best scientific question
What do aerobic respiration and anaerobic respiration have in common?
• Both begin with glycolysis.
• Both occur in mitochondria.
• Both require oxygen to proceed.
• Both end with the electron transport chain.
Answers
Answer:
Both occur in mitochondria
Explanation:
Respiration occurs in the power house called mitochondria
No matter whether aerobic or anaerobic respiration, they both generate 4ATP and consumed 2 ATP during glycolysis + NADH.
The difference is that under aerobic respiration, pyruvate can enter the mitochondrial matrix following the aerobic respiration pathway whereas, without the supply of O2, anaerobic respiration takes place and forms different products in accordance to which type of organisms they are (I.e. In plants we will have CO2 and ethanol where in human we have lactic acid)
What hormone helps to maintain extracellular fluid (ecf) osmolality when concentrations become too high?
Answers
Vasopressin, also known as Antidiuretic hormone (ADH) helps to maintain extracellular fluid (ECF) osmolality when concentrations become too high.
When osmolality increases, it stimulates the body to produce Antidiuretic hormone (ADH). This hormone instructs the kidneys to retain more water inside the blood vessels as a result, the urine becomes more concentrated.
Osmolality refers to the concentration of dissolved particles of chemicals and minerals like sodium and other electrolytes in the serum. Osmolality increases when the body is dehydrated whereas, it decreases when too much fluid in present in the blood.
Antidiuretic hormone (ADH) or Vasopressin checks the amount of water reabsorbed from the nephrons. This regulates the water content of the blood which is termed as osmoregulation.
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Please rank the following ecological levels of organization in ascending order.(1 point)
individual → population → ecosystem→ community
community → ecosystem → population → individual
ecosystem → community → population → individual
individual → population→ community→ ecosystem
Answers
Answer:
1) a population of robins die
2) individual->population->community->ecosystem
3) fluctuating slightly over time
4) all members of a particular species in a specific area at a certain time
5) the caterpillers only eat milkweed plants
Explanation:
did the qc
These ecological levels of organization are ranked in ascending order as follows: D. individual → population→ community→ ecosystem.
What is an ecosystem?An ecosystem can be defined as a biological community that is typically made up of living organisms (biotic factors) such as individuals and the physical environment (abiotic factors) in which they interact.
Basically, the individual organisms in an ecosystem forms a population and this also gives rise to a community. This ultimately implies that, the ecological levels of organization are ranked in ascending order as follows:
Individual PopulationCommunityEcosystem.Read more on ecosystem here: brainly.com/question/15971107
3. Carbon can also be harmful. Describe one major way that carbon is threatening
our way of life on Earth.
HELPPP ME
Answers
Carbon can also be harmful because a large amount of carbon is increasing the warmth of the earth. Carbon dioxide gas increases, lowering the pH of the ocean by the process called acidification, which is a threat to Ocean animals.
What is carbon?Carbon is an element or a substance that is present on earth in different forms full stop carbon is present in two forms on the earth, one is black and heart solid and one is gray and soft.
Carbon reacts with another element to produce different compounds, when carbon reacts with oxygen is produced carbon dioxide which is a very harmful gas for the earth and human beings.
Thus, as greenhouse gases are increasing including carbon dioxide the main threat to life and the earth is increasing of temperature which is melting the ocean and high temperature would not be best for all creatures.
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The following passage (paragraph 5) mainly shows that fill in the blank_______. By the time Dale leaves college in 1908, his parents are still poor, but corporate America is booming. Henry Ford is selling Model Ts like griddle cakes, using the slogan “for business and for pleasure.” J.C. Penney, Woolworth, and Sears Roebuck have become household names. Electricity lights up the homes of the middle class; indoor plumbing spares them midnight trips to the outhouse.
Answers
Based on the short passage above. The passage mainly shows that corporate America is booming.
What is the passage about?The passage describes the state of the economy and society in the United States around the time when Dale leaves college in 1908. It mentions specific examples of companies and products that have become successful and well-known, such as Henry Ford's Model T cars, J.C. Penney, Woolworth, and Sears Roebuck retail stores.
The passage also notes that electricity and indoor plumbing have become more common in middle-class homes. All of these details demonstrate that the American economy is experiencing a period of growth and prosperity, as businesses are expanding and new products and technologies are becoming widely available.
Therefore, the passage implies that the prosperity of corporate America contrasts with the poverty of Dale's parents, suggesting that not everyone is benefiting equally from the economic boom
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A 40X objective lens is also known as what? (2) a. Low power lens b. High power lens c. Scanning lens d. Immersion oil lens
Answers
A 40X objective lens is also known as high power lens.
The high-powered objective lens, sometimes known as a "high dry" lens, is perfect for spotting small features in a specimen sample. You may see an extremely detailed image of the specimen on your slide thanks to a high-power objective lens and a 10x eyepiece working together to produce a total magnification of 400x.
Oblique lenses are the interchangeable lenses that come with the majority of compound microscopes. The most popular objective lenses include magnification powers of 4x, 10x, 40x, and 100x, which are also called as scanning, low power, high power, and (usually) oil immersion objectives, respectively. Objective lenses are available in a variety of magnification powers.
Therefore, correct answer is (b) high power lens
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the auditory sensory axons of the___branch of cranial nerve number__terminate in the___cochlear nucleus within the brainstem.
Answers
The cochlear nucleus in the brainstem is the location where auditory sensory axons of a cochlear branch for cranial nerve no.8 terminate.
An sensory axon is what?The axons of some sensory neurons, like those responsible for touch and temperature, are known as afferent nerve fibers, and the motor neuron travels down them from the medulla oblongata to the periphery as well as along an branch of identical axon from the medulla oblongata to the spinal cord.
Where can you find sensory axons?Particularly, sensory axons that emerge from epidermal (or muscle) and send information to the nervous system will behave differently than motor axons that control muscle muscle and make it contract. A nerve cell, or nerve cell, has a slender fiber called an axon that it projects from.
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Describe dynamic equilibrium in a cell
Answers
When the rates of the forward and reverse reactions are equal. The system is dynamic because individual molecules react continuously. It is at equilibrium because no net change occurs.
Answer:
A system in dynamic equilibrium will have small changes that sum together to produce no net change.
Explanation:
Dynamic Equilibrium Definition
A system in dynamic equilibrium will have small changes that sum together to produce no net change. Many biological systems are in dynamic equilibrium, from the water inside a cell, to the dynamic equilibrium experienced by populations of predators and prey. Dynamic equilibrium is different from a static equilibrium, in which the parts do not move once they’ve reached equilibrium.
Dynamic equilibrium has different meanings in each science sub-discipline, such as biochemistry or ecology. In chemistry, the equilibrium of a reaction is the point at which the products and reactants have the lowest free energy. The dynamic equilibrium, on the other hand, is the point at which products are being generated as fast as they are falling apart. This may not be the same as the chemical equilibrium, as enzymes force many reactions far past their natural equilibriums by making products faster than they break apart. Due to this, chemist often refer to dynamic equilibrium as a dynamic steady-state, to clearly differentiate between the two points in a reaction.
Ecologists and population biologists will often refer to dynamic equilibrium when talking about populations of organisms. When studying the number of organisms in a population over time, many factors affect the growth of a population. Often, populations will go through periods of boom and bust. Ample resources cause high reproduction rates in all animals, leading to a much higher population. When the resources are distributed among this higher number, there are not nearly enough resources to go around. Thus, the population dies off. Ecologist see these cycles as a dynamic equilibrium that the population is stuck in, never really gaining or losing large numbers of individuals.
Examples of Dynamic Equilibrium
Glucose in an Organism
Throughout your entire lifetime, the glucose levels in your body remain relatively the same. Over the course of a day however, your body uses enormous amounts of glucose and must replace it. Each cell in your body requires glucose to function. As the cells use this glucose, the liver and your digestive system work quickly to replace it. Glucose from the food you eat is moved from the stomach and intestines into the bloodstream. The liver stores glucose as glycogen, and must break this large molecule down to release glucose into the blood. In your body, glucose is in dynamic equilibrium. While glucose has periods of high and low concentration, it is relatively stable. If glucose levels in your body fall out of dynamic equilibrium, or you cannot replace the glucose you use, you would eventually die.
Predator-Prey Dynamics
Ecologists often study the relationships between multiple species and their effects on each other. One relationship in nature that often shows dynamic equilibrium is the predatory-prey dynamic. Imagine a nature reserve that only contains rabbits and wolves. As the rabbit population increases, it provides more food for the wolf population. This sets both populations into dynamic equilibrium. The wolves, reaping the benefits of the increased rabbit population, also start to reproduce more. After a period of time, the wolf population also starts to increase dramatically. As more wolves are born and eat the rabbits, their populations eventually level off. The wolves, still reproducing at high levels, eventually start decreasing the rabbit population, which cannot keep up. The rabbits decrease, and eventually the wolves are left without enough food to support a large population. This dynamic equilibrium of both populations is interesting because it shows a direct cause and effect relationship between different species in an ecosystem.
Differences between. Self-pollination and cross-pollination
Answers
Self-pollination and cross-pollination are two distinct methods of pollination, each with its advantages and disadvantages.
Self-pollination ensures the production of seeds, even in the absence of a pollinating agent, but may lead to inbreeding.
Cross-pollination, on the other hand, leads to genetic variation and stronger offspring but requires a pollinating agent.
Self-pollination and cross-pollination are two methods of pollination.
Pollination is the transfer of pollen from the anther to the stigma, which is a crucial stage in the reproduction of plants. The main difference between self-pollination and cross-pollination is that self-pollination is the transfer of pollen from the anther to the stigma of the same flower, while cross-pollination is the transfer of pollen from the anther of one flower to the stigma of another flower.
Self-pollination occurs in flowers that have both male and female reproductive organs.
The pollen from the anther of the flower is transferred to the stigma of the same flower.
This can be facilitated by different factors such as wind, insects, and gravity.
The advantage of self-pollination is that it ensures the production of seeds, even in the absence of a pollinating agent. However, self-pollination may result in inbreeding, which can lead to a lack of genetic diversity.
Cross-pollination occurs when the pollen from the anther of one flower is transferred to the stigma of another flower. This can be facilitated by insects, wind, water, and other external factors.
Cross-pollination leads to genetic variation, which is essential for the evolution of new species.
It also leads to the production of stronger and healthier offspring, as it allows for the combination of desirable traits from different plants.
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______ is a type of lipid that is found only in foods of animal origin.
Answers
Cholesterol is a type of lipid that is found only in foods of animal origin.
The type of lipid that is found only in foods of animal origin is cholesterol. Cholesterol is a waxy, fat-like substance that is essential for the normal functioning of the human body. It is an important component of cell membranes and is involved in the synthesis of hormones, vitamin D, and bile acids.
While cholesterol is an essential component of the human body, too much cholesterol can be harmful to health. High levels of cholesterol in the blood can increase the risk of heart disease, stroke, and other health problems. For this reason, it is recommended to limit the consumption of foods that are high in cholesterol, such as red meat, dairy products, and eggs.
In addition to being present in animal-based foods, cholesterol can also be produced by the liver. The liver produces cholesterol to meet the body's needs, and this production is regulated by a number of factors, including dietary intake of cholesterol and the body's hormonal balance.
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In general, lycophytes produce ____________ while monilophytes produce _______________.
Answers
In general, lycophytes produce spores while monilophytes produce both spores and true fern leaves, known as fronds.
Lycophytes and monilophytes are two major groups of plants classified as fern allies. Lycophytes, which include clubmosses and spike mosses, typically produce spores as a means of reproduction.
These spores develop into independent gametophytes that produce eggs and sperm, eventually leading to the formation of a new sporophyte generation.
On the other hand, monilophytes, which encompass true ferns and horsetails, not only produce spores but also possess specialized leaves called fronds. These fronds are characteristic features of ferns and serve various functions such as photosynthesis and spore production.
Thus, while lycophytes primarily rely on spore production, monilophytes exhibit a dual reproductive strategy involving both spores and fronds.
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HELP QUICKLY!!!
What level of organization is represented by each image?
A:___
B:___
C:___
Answers
B: Organ
C. Tissue
Answer:
A: Cell
B: Organ
C: Tissue
what connects the kidneys to the bladder
Answers
a single microbial species can often have different strains or sterotypes. they differ slightly in their genetic content, mainly in genes that convey (severity of) virulence. True/False
Answers
True. A single microbial species can have different strains or genotypes that vary in their genetic content, including genes that encode virulence factors.
These genetic differences can result in variations in the severity of disease caused by different strains of the same species. For example, certain strains of Escherichia coli can cause mild gastroenteritis, while others can cause severe diarrheal disease or even life-threatening complications such as hemolytic uremic syndrome.
Similarly, different strains of Streptococcus pneumoniae can vary in their ability to cause invasive infections such as pneumonia, meningitis, or sepsis. Understanding the genetic diversity and virulence potential of microbial species and strains is important for developing effective diagnostic and treatment strategies.
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Which is true?
Group of answer choices
Chemical reactions never involve changes in energy.
All chemical reactions release energy.
All chemical reactions absorb energy.
Some chemical reactions release energy and other reactions absorb energy, but all chemical reactions involve changes in energy.
Answers
Answer:
some chemical teactions release energy and other reactions absorb energy but all chemical reactions involve changes in energy
What product(s) do plants produce during photosynthesis that is/are used by humans and other animals
Answers
Answer:
oxygen and sugar(glucose)
human consumes oxygen
animal that eats plants benefit from the sugar
The answer is glucose and oxygen.
What products of photosynthesis do humans and animals use?There's a product other than glucose that comes out of photosynthesis: oxygen. Animals breathe oxygen every minute of every day, and we breathe out carbon dioxide.
What products do plants produce during photosynthesis that are used by humans and other animals as reactants during cellular respiration?Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide.
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ghrelin is a(n) group of answer choices neurotransmitter found in the liver that signals a feeling of being full. hormone secreted by the stomach to stimulate hunger. enzyme that breaks down neurotransmitters in the brain to signal a feeling of being full. neurotransmitter released by the brain to stimulate hunger.
Answers
Ghrelin is hormone released by the stomach to stimulate hunger
What is ghrelin?
Your stomach produces the hormone ghrelin. Small amounts of ghrelin are also released by various other body organs, including the brain, small intestine, and pancreas.
Ghrelin, also referred to as the hunger hormone, does more than just let your brain know you're hungry. Ghrelin, for instance,
increases food intake and aids in fat storage in the body.aids in causing the release of growth hormones from your pituitary gland.controls how your body releases insulin, the hormone in charge of processing sugar, and how much sugar you consume.has a part in bone growth, metabolism, and preventing your muscles from aging.Hence, ghrelin is hunger hormone secreted by the stomach.
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A student placed a small chip of limestone into a hydrochloric acid solution, and carbon dioxide gas was released. The carbon dioxide provided evidence that
A. The formation of an element occurred.
B. Only a physical change occurred.
C. A chemical change occurred.
D. Only a loss of mass occurred.
Answers
C. A chemical change occurred.
A rather large population of Biology instructors have 396 red-sided
individuals and 557 tan-sided individuals. Assume that red is totally
recessive. Please calculate the following:
A. The allele frequencies of each allele.
B. The expected genotype frequencies.
C. The number of heterozygous individuals that you would predict to
be in this population.
D. The expected phenotype frequencies.
E. Conditions happen to be really good this year for breeding and next
year there are 1,245 young "potential" Biology instructors.
Assuming that all of the Hardy-Weinberg conditions are met, how
many of these would you expect to be red-sided and how many
tan-sided?
Answers
A. The allele frequencies of each allele is 0.359
B. The expected genotype frequencies is 0.410
C. The number of heterozygous individuals that you would predict to
be in this population is 439 .
D. The expected phenotype frequencies is 0.410.
E. Conditions happen to be really good this year for breeding and next
year there are 1,245 young "potential" Biology instructors. is 542
To calculate the allele frequencies, genotype frequencies, and other values, we can use the Hardy-Weinberg equilibrium equations. The Hardy-Weinberg principle assumes that the population is large, mating is random, there is no mutation, no migration, and no natural selection.
Let's denote the red allele as 'r' and the tan allele as 't'.
A. The allele frequencies:
The total number of individuals in the population is 396 + 557 = 953.
The frequency of the red allele (q) can be calculated as the square root of the proportion of red-sided individuals in the population:
\(q = \sqrt(396/953)\)≈ 0.641
The frequency of the tan allele (p) is calculated by subtracting q from 1:
p = 1 - 0.641 = 0.359
B. The expected genotype frequencies:
Using the Hardy-Weinberg equation, we can calculate the expected frequencies of each genotype:
Genotype RR:\(p^2 = (0.359)^2\)≈ 0.129
Genotype Rt: \(2pq = 2 * 0.359 * 0.641\) ≈ 0.461
Genotype tt: \(q^2 = (0.641)^2\) ≈ 0.410
C. The number of heterozygous individuals:
To calculate the number of heterozygous individuals, we multiply the number of individuals in the population by the expected frequency of the Rt genotype:
Number of heterozygous individuals = 953 * 0.461 ≈ 439
D. The expected phenotype frequencies:
Since red is a recessive trait, the individuals with the tt genotype will exhibit the tan phenotype. Therefore, the expected phenotype frequencies are as follows:
Red-sided: (RR genotype frequency) + (Rt genotype frequency) = 0.129 + 0.461 ≈ 0.590
Tan-sided: tt genotype frequency = 0.410
E. To determine the expected number of red-sided and tan-sided individuals among the 1,245 potential Biology instructors, we can use the allele frequencies calculated earlier.
Number of red-sided individuals = \(p^2\)* total population size =\(0.359^2\) * 1,245 ≈ 175
Number of tan-sided individuals = 2pq * total population size = 2 * 0.359 * 0.641 * 1,245 ≈ 542
Therefore, based on the Hardy-Weinberg equilibrium, we would expect approximately 175 red-sided individuals and 542 tan-sided individuals among the 1,245 potential Biology instructors.
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Compare non-point source pollution to point source pollution
Answers
Answer:
Point-source pollution is easy to identify. As the name suggests, it comes from a single place. Nonpoint-source pollution is harder to identify and harder to address.
Where are the Buccinator and superior pharyngeal constrictor muscles attached to each other?
Answers
The buccinator muscle and superior pharyngeal constrictor muscle are attached to each other at the posterior pharyngeal wall. Together, these muscles work to aid in the process of swallowing.
The buccinator and superior pharyngeal constrictor muscles are not directly attached to each other, as they serve different functions and are located in different areas of the head and neck.
The buccinator muscle is found in the cheek and is a part of the facial muscles. It helps in moving food during chewing and assists in the act of blowing.
The buccinator muscle is a thin, flat muscle located in the cheek, while the superior pharyngeal constrictor muscle is one of the three pharyngeal muscles located in the pharynx.
The superior pharyngeal constrictor muscle is a pharyngeal muscle located in the neck. Its primary function is to help in the swallowing process by constricting the pharynx.
Although they are not directly attached, both muscles work together to facilitate the process of chewing and swallowing food.
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6. Carie and Heather wanted to know if the size of a coin will affect the number of drops of
water it can hold. So they used a dropper to place water on a quarter, nickel, and penny.
IV:
DV:
Hypothesis:
PLEASE FILL IN THE BLANK ABOVE!!
Answers
The independent variable is the size of the coin. The number of water drops is the dependent variable. control is a coin with no water. the constant is the same dropper / same water.
The cause is the independent variable. Its value is unaffected by the other study variables. The effect is the dependent variable. Changes in the independent variable affect its value.
By presenting both variables in the statement below in a way that makes sense, you may quickly determine which variable in your experiment is the Independent Variable (IV) and which one is the Dependent Variable (DV). "The DV changes as a result of the IV. There is no chance that DV might alter IV in any way.
The variable that changes and on which the dependent variable depends is known as the independent variable. Consequently, the number of water drops the coin might hold depends on its size. The size of the coin is therefore the independent variable.
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Cells store waste in ________.
Answers
Answer:
Vacuoles
Explanation:
Cells store waste in organelles called "lysosomes." Thus, the complete statement is "Cells store waste in lysosomes"
Where do cells restore waste?Lysosomes are membrane-bound organelles found in cells. They contain digestive enzymes that can break down various types of biological molecules, including waste materials.
Lysosomes play a crucial role in cellular waste management and recycling processes.
They are responsible for breaking down and recycling cellular waste, unwanted materials, damaged organelles, and foreign substances that enter the cell. By storing waste and containing the digestive enzymes, lysosomes help maintain cellular cleanliness and proper functioning.
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