Answer:
b
Explanation:
I think that's right since canned food has a lot of sodium to help preserve
In the sexually reproducing Donax variabilis, a coquina mollusk, a large differentiation in physical characteristics allows
them to successfully populate their environment. Which of the following images represents the chromosomal
organization during meiosis that will increase the population's potential survival rate the most?
Answer: c (3rd image down)
Explanation: :Two factors affect population potential survival rate, which are crossing over and independent assortment.
PLS HELPP
Which statement is correct about Star A and Star B?
O They have the same color.
They have different brightness.
They have different brightness but the same colors.
They have the same brightness but different colors.
Answer:c
Explanation:
do the math
The colors are the same, but the brightness varies.Since giants have a lower surface temperature than dwarfs, they appear yellow or orange, while dwarfs are white and blue as the temperature rise of a star increases.
Which of the following is true about stars?Option A is the appropriate response to the posed question:The temperature of stars varies tremendously.The temperatures of the stars' celestial bodies vary.
Are the stars all the same size, color, or brightness?Moreover, there are different sizes and brightnesses of stars.Typically, larger stars glow brighter than smaller ones.Hence, the size and distance of a star from us determine how bright it looks in the night sky.
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HELP PLS
Definition: This is the growth or movement of a organism (usually a plant), in response to a stimulus. Example: The stimulus can be gravity, light, touch, or temperatre.
PLS HELP 20 POINTS ASAP!!! WILL GIVE BRAINLIEST TO CORRECT ANSWER
A salt crystal garden is grown using five ingredients: 3 tbsp. salt, 3 tbsp. food coloring, 3 tbsp. water, 3 tbsp. ammonia and a few charcoal briquettes. The first four ingredients were mixed together, and then the mixture was poured over the charcoal briquettes in a shallow bowl with the mixture coming up half-way on the briquettes. Crystals began growing after a few hours. The crystals were observed as they grew and growth was recorded.
Is this a valid experimental design?
A) No, because it took the crystals too long to start growing.
B) No, since the color of the food coloring was not identified.
C) Yes, because the crystals grew faster and bigger than expected.
D) No, there is no hypothesis or manipulated variable.
Answer:
D
Explanation:
give three characteristic features of amphibians which help to differentiate them from fishes
Answer:
Academic ___________ is applying honesty and trustworthiness to your learning .
Which of the following pieces of evidence does not explain how mid-ocean ridges are formed?
A. The rocks closer to the ridge are younger than those farther away.
B. Mid-ocean ridges are found on the bottom of most oceans.
C. The magnetic orientation of rocks is symmetrical on either side of mid-ocean ridges.
D. Pictures of ridges show evidence of lava flows.
Answer:
B
Explanation:
i am sorry if this is wrong
The following pieces of evidence does not mid-ocean ridges are formed Mid-ocean ridges are found on the bottom of most oceans.
What is mid-ocean ridges?The central parts of the oceans have mid-ocean ridges. The mid-ocean ridges are volcanic underwater mountain ranges.
There is constant propelling of magma, and as the magma cools off quickly it creates new crust.
This results in the mid-ocean ridges gaining heights of up to 1.5 km above the surrounding area.
So, option B is correct.
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which of the following best describes Mendel's idea of segregation?
A. Male offspring receive traits only from the male parent.
B. Female offspring receive only form the male parent.
C. Each parent has two copies of each gene and passes on only one copy to its offspring.
D. Each parent has one copy of each gene. each offspring receives half of its genes from each parent.
Answer:
C
Explanation:
Since we know about mitosis and sexual reproduction, each parent passes on only one copy of the gene because they got a copy of a gene from each of their parent before, and the new child will end up with two genes, one from each parent.
What symptoms might a victim of carbon monoxide poisoning exhibit?
O
flushed or red skin
O
a rash on the tongue
O
white lines on fingernails and toenails
O
tingling in the left arm
Answer:
flushes or red skin
Explanation:
Because, carbon monoxide make hemoglobin to fail to carry oxygen gas since carbon monoxide form stable compound with haemoglobin.Thus the compound formed does not dicossiate easly which make a skin to have red colour
Many countries generate their electricity using renewable energy resources such as wind turbines and solar panels.
i). Predict the effect of using renewable energy resources, rather than fossil fuels, on the carbon cycle .
ii). Explain the reason for your prediction.
i) Using renewable energy resources instead of fossil fuels will have a positive impact on the carbon cycle. This is because burning fossil fuels releases large amounts of carbon dioxide, a greenhouse gas, into the atmosphere, contributing to climate change. In contrast, renewable energy sources such as wind and solar do not produce carbon dioxide emissions during their operation.
ii) The reason for this prediction is that the use of renewable energy sources reduces the amount of carbon dioxide released into the atmosphere. This, in turn, reduces the amount of carbon that is available for absorption by terrestrial and marine ecosystems. This can lead to an overall reduction in carbon cycling between the atmosphere, oceans, and land, and ultimately contribute to slowing down the process of climate change. Additionally, the use of renewable energy resources can also help to reduce the pollution of air and water caused by fossil fuel extraction and transportation, which can have negative impacts on the carbon cycle and ecosystem health.
What is the purpose of natural selection?
Answer:
The purpose of natural selection is not a conscious or intentional one, as it is not driven by a specific goal or purpose. Instead, natural selection is a fundamental process in biology that acts on heritable traits within populations over generations. It is a key mechanism of evolution.
Explanation:
The primary outcome of natural selection is the adaptation of organisms to their environment. Individuals with traits that are advantageous in a particular environment are more likely to survive, reproduce, and pass on those beneficial traits to their offspring. Conversely, individuals with traits that are disadvantageous are less likely to survive and reproduce, leading to a reduction in the frequency of those traits in the population over time.
Natural selection, therefore, acts as a filter that shapes the characteristics of populations, favoring traits that enhance an organism's survival and reproductive success in a given environment. Over many generations, this process can lead to the development of new species or the modification of existing ones, as populations accumulate adaptations that allow them to thrive in different ecological niches.
It's important to note that natural selection does not have an end goal in mind, nor does it necessarily lead to the "best" or most advanced organisms. Instead, it is a consequence of the interactions between organisms and their environment, constantly shaping and refining the traits of living beings based on their ability to survive and reproduce.
A cellular process is shown in three steps
Answer:
The cell cycle is composed of interphase (G₁, S, and G₂ phases), followed by the mitotic phase (mitosis and cytokinesis), and G₀ phase.
Explanation:
Source: Khanacademy
Brainliest, Please!Which of the following can function in signal transduction in plants ? I. calcium ions II. nonrandom mutations III. receptor proteins IV. autochrome V. secondary messengers O only I, II, and V O only I, III, and IV O only II, III, and VO only I, III, and V
The correct answer is: only I, III, and V. Calcium ions, receptor proteins, and secondary messengers are the signaling molecules that are responsible for signal transduction in plants.
Calcium ions, receptor proteins, and secondary messengers are the signaling molecules that are responsible for signal transduction in plants. The calcium ions are used by plants to regulate various biological processes that are essential for growth, development, and response to environmental stimuli. Receptor proteins are the proteins that bind to specific signaling molecules, such as hormones or neurotransmitters, and transduce the signal into a biochemical response within the cell.
Secondary messengers are small molecules that are generated in response to the activation of receptor proteins. These messengers help to amplify the signal and relay it to the appropriate targets within the cell. Nonrandom mutations and autochrome are not involved in signal transduction in plants.
Therefore, the correct answer is "only I, III, and V."
I. Calcium ions: Calcium ions function as a second messenger in signal transduction in plants.
III. Receptor proteins: These proteins bind to specific signaling molecules, initiating the signal transduction process.
V. Secondary messengers: These molecules relay signals from receptor proteins to target molecules in the cell.
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Which equation could represent a vertical asymptote of the graph of the function?
Answer:
x = -1
Explanation:According to the given table, we see that for x = -1, the function is not defined, that means that the rational function has a restriction there, and such restriction is shown as an asymptote in the graph of the function.
So, basically, we could say that the given rational function has one asymptote and it's at x = -1, which is a vertical asymptote, because all forms like x = k, are vertical lines, that is, they are parallel to the vertical axis.
Plzzzz Help To determine how to vote on a bill, a senator calls random constituents to ask their opinion is it a oberservational study or survey or a experiment
Answer: Survey
Explanation: Because he asked for the opinion which on this case is survey.
Why do you think this is important for aquatic animals that live in very cold places?
Answer: here´s why
Explanation: Underneath the frozen upper layer, the water remains in its liquid form and does not freeze. Also, oxygen is trapped beneath the layer of ice. As a result, fish and other aquatic animals find it possible to live comfortably in the frozen lakes and ponds. If water is heated, its volume gradually decreases.
The garden pea was a good model for Mendel's genetics experiments. Which of the following is a true statement regarding this model organism? Group of answer choices Pea plants can either cross-pollinate or self-pollinate. All of the above are true statements. All inheritance patterns were simple. The plants wereeasy to grow. Most of the traits studied had no intermediate stage.
Pea plants were excellent model organisms because they can either cross-pollinate or self-pollinate, all inheritance patterns were simple, easy to grow, and most of the traits studied had no intermediate stage.
Peas plants are both allogamous (cross-pollinate) and autogamous (self-pollinate), although the likelihood of cross-pollinating is low.
The phenotypic traits used by Mendel had simple inheritance patterns controlled by one single gene or a few genes.
Mendel used pea plants because they have easily identifiable traits such as the form of ripe seed (smooth or wrinkled), the color of seed albumen (yellow or green), etc.
The phenotypic traits studied by Mendel had no intermediate stage, i.e., they are qualitative traits.
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When jaw become large enough to hold the permanent teeth . The milk teeth fall and permanent teeth appear
The "exfoliation" or "shedding" of milk teeth is the name of the procedure.
What is the Dentition of Humans?The primary and permanent tooth sets make up the human dentition. Maxillary (upper) and Mandibular (lower) are the two opposing arches in which teeth are arranged. These can be split into their left and right halves along the midline (mid-sagittal plane).
Four Different Teeth Types and Their Purposes
The majority of individuals have 32 permanent adult teeth, which can be classified into four groups:
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Which of the following is not an essential component of public health?
A.Stopping equitable access to resources
B.Building a diverse and skilled workforce
C.Strong infrastructure for public health
D.Effective communication and education
Answer:
Stopping equitable access to resources is not a essential component to public health.
Explanation:
The one that is not an essential component of public health is stopping equitable access to resources. The correct option is A.
What is public health?The science and art of preventing disease, extending life, and promoting health efforts and informed decisions of society, organizations, public and private, communities, and individuals has been defined as "the science and art of preventing disease, extending life, and promoting health."
Stopping equal access to resources is one that is not a necessary component of public health.
Thus, the correct option is A.
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When telephoning patients who have not returned to the office for normal maintenance and recall appointments, several of the patients remark that the office has changed and that it isn’t as nice as it used to be. The dentist instructs the dental assistant to create a list of improvements that would enhance the dental office setting. What aspects and areas of the dental office should be assessed, and what factors should be considered when making changes to the dental office?
When assessing the concerns for improvements of the dental office, the assistant should assess any part of the office that may directly affect their relationship with the public and prioritize based on user opinion.
I believe that the assistant should focus on two key assessment factors:
Aspects to improve public relationsUser experience information gathered.in order to accurately assess and correct the aspects of the dental office in most urgent need.
The assistant should compile a list of the information gathered by phone call with the patients who have refused to return to the office. Then, the assistant can use this information to see which aspect is most urgent, by the popularity of complaints measured. Lastly, she should prioritize these aspects as they are the most likely to improve the public relations of the dental office.
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The island biogeography model explains
A. the amount of water that surrounds an island
B. the effect the mainland has on the surrounding islands
C. factors affecting the number of different species in a region
D. geographical features of an island
Question 2 (1 point)
The main goal of conservation biology is to
Answer:
(1) to investigate and describe the diversity of the living world; (2) to understand the effects of human activities on species, communities, and ecosystems ; and (3) to develop practical interdisciplinary approaches to protecting and restoring biological diversity.
Explanation:
To protect species from extinction, preserve their habitats and protect bio diversity.
The brain and spinal cord are part of the _______ nervous system. The electrical charges that act as nervous signals are called _______. Jellyfish do not have a brain. Instead their nervous system is called a _______. After nervous systems began to develop in bilaterally symmetric animals, some developed ventral, or front, nerve cords, while chordates developed _______ nerve cords. Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called _______ skeletons. _______ do not grow with arthropods, and so occasionally must be shed and regrown from chitin. Muscles move endo- and exoskeletons by _______. _______ is the joining of two gametes called sperm and egg. A fish that lays her eggs in a cluster is initiating _______ fertilization. _______ are an adaptation by reptiles to allow for reproduction and embryo development on land. Describe three different strategies used by three different animals to thermoregulate. If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?
The brain and spinal cord are part of the central nervous system.
The electrical charges that act as nervous signals are called action potentials or nerve impulses.
Jellyfish do not have a brain. Instead, their nervous system is called a nerve net.
After nervous systems began to develop in bilaterally symmetric animals, some developed ventral nerve cords, while chordates developed dorsal nerve cords.
Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called hydrostatic skeletons.
Exoskeletons do not grow with arthropods, and so occasionally must be shed and regrown from chitin.
Muscles move endo- and exoskeletons by contracting and relaxing.
Fertilization is the joining of two gametes called sperm and egg.
A fish that lays her eggs in a cluster is initiating cluster or mass fertilization.
Amniotic eggs are an adaptation by reptiles to allow for reproduction and embryo development on land.
Describe three different strategies used by three different animals to thermoregulate.
Elephants: Elephants thermoregulate by using their large ears as cooling devices. They flap their ears to increase surface area and enhance heat loss through evaporative cooling.Desert Lizards: Desert lizards employ behavioral thermoregulation by basking in the sun to absorb heat and warming their bodies. They also retreat to shade or burrows to avoid excessive heat when needed.Penguins: Penguins have a unique thermoregulation strategy. They huddle together in large groups to conserve body heat and shield themselves from the cold Antarctic winds, effectively reducing heat loss and maintaining body temperature.If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?
If you see a snake coiled up in a sunny patch of grass, you can probably conclude that the snake is an ectotherm. Ectotherms rely on external heat sources, such as the sun, to regulate their body temperature. By basking in the sun, the snake absorbs heat, which helps raise its body temperature to a suitable level for proper physiological functioning.
Answer:
1. central
2. action potential
3. nerve net
4. dorsal
5. hydrostatic
6. Exoskeletons
7. contraction/contracting
8. Fertilization
9. external fertilization
10. Eggs
11. Animals with fur thermoregulate by panting. Winged birds will flap against their mouths/heads to dissipate heat. Humans will produce sweat to evaporatively cool. Polar bears have developed blubber. Bears drop body temperatures during hibernation.
12. Seeing a snake using the warmth of the sun leads us to conclude that it is likely a thermo conformer that cannot produce its own body heat.
What compound is this?
Carbohydrates
Lipids
Nucleic acids
Proteins
Explanation:
Carbohydrate
................
nerve pathway from finger to brain
Answer:
The nerves of the arm and hand perform a substantial two-fold role: commanding the intricate movements of the arms all the way down to the dexterous fingers, while also receiving the vast sensory information supplied by the sensory nerves of the hands and fingers. The movements of the arms must be fast, precise, and strong to complete the diverse activities the body engages in throughout the day.
Explanation:
Answer:
Receptors, spinal cord, nerves, thalamus, sensory cortex
Explanation:
When you touch an object the Touch receptors receive the stimulation. The impulse from this travels to the Spinal Cord through the sensory nerves. Those nerves come into contact with others, sending it to the thalamus and sensory cortex.
One immediate cause of a decrease in the rate of photosynthesis is a reduction in the availability of
A carbon dioxide
B.
carbon monoxide
Chydrogen
D. nitrogen
Answer:
A Carbon Dioxide
Explanation:
If CO2 is not availabe photosynthesis will not take place.
Hydrogen, Nitrong and CO(carbon monoxide) are not needed at all for photosynthesis
TRUE/FALSE. natural metamorphic conditions exist on earth where you can have both incredible high amounts of pressure and, at the same time, temperatures that are close to the freezing point
Answer:
TRUE
Explanation:
When rocks are exposed to extreme temperatures, high pressures, hot mineral-rich fluids, or, more frequently, some combination of these conditions, metamorphic rocks are created. These kinds of conditions can be found deep inside the Earth or where tectonic plates collide.
The organism Feline domesticus is a member of the genus:
1. domesticus
2. Lynx
3. Feline
4. Animalia
Fruit flies have 8 chromosomes. During mitosis, one cell with 8 chromosomes divided to form 2 cells each with 8 chromosomes.
Do this would mean 8 chromosomes divided by 2 becomes: 8+8 chromosomes. Can you describe three events and their associated cycle phases that make this mathematical impossibility biologically possible. (Think about the chromosomes and DNA strands in the cell)
During DNA replication (S phase), the chromosomes are duplicated, resulting in 16 sister chromatids. During metaphase, the sister chromatids align along the equatorial plane of the cell. During anaphase, the sister chromatids separate and move towards opposite poles of the cell, ensuring that each new cell receives a complete set of 8 chromosomes.
During mitosis, the process by which cells divide, the division of chromosomes occurs in a way that maintains the correct number of chromosomes in each resulting cell. The scenario you mentioned, where one cell with 8 chromosomes divides to form two cells each with 8 chromosomes, is possible due to three key events and their associated cell cycle phases:
DNA Replication (S Phase): Before mitosis begins, the DNA in the cell undergoes replication during the S phase of the cell cycle. This means that each chromosome replicates, resulting in two identical copies called sister chromatids. So, in the initial cell with 8 chromosomes, during S phase, each chromosome is duplicated, resulting in a total of 16 chromatids.
Chromosome Alignment and Separation (Metaphase and Anaphase): During metaphase, the replicated chromosomes align along the equatorial plane of the cell. The sister chromatids are connected at a region called the centromere. In anaphase, the centromeres split, and the sister chromatids separate, becoming individual chromosomes. The spindle fibers pull the separated chromosomes towards opposite poles of the cell.
Cytokinesis: After the chromosomes have separated, cytokinesis occurs, where the cell membrane pinches inward, dividing the cytoplasm into two distinct cells. Each new cell receives a set of chromosomes, resulting in two daughter cells, each with the same number of chromosomes as the original cell (8 chromosomes each).
Overall, through the processes of DNA replication, chromosome alignment and separation, and cytokinesis, the division of chromosomes during mitosis ensures that the resulting daughter cells maintain the correct number of chromosomes.
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How long is the Earth’s precession estimated to last?
Answer: The Earth's axis rotates (precesses) just as a spinning top does. The period of precession is about 26,000 years.
Explanation:
Answer:
The Earth's axis rotates just as a spinning top does. The period of precession is about 26,000 years.
Explanation:
...............
Glucose is a molecule that can move across the cell membrane. If the concentration of glucose is higher outside the cell then what will happen by the process of diffusion?
Answer:
The water inside the cell leaves outside
Explanation:
The outside of the cell is in high concentration . As a result, the concentration of glucose outside the cell remains higher than the concentration inside the cell, but the glucose molecule is too large to pass through the plasma membrane unassisted. The water inside the cell leaves outside
Answer:
Answer:
The water inside the cell leaves outside
Explanation:
The outside of the cell is in high concentration . As a result, the concentration of glucose outside the cell remains higher than the concentration inside the cell, but the glucose molecule is too large to pass through the plasma membrane unassisted. The water inside the cell leaves outside
Explanation: