How does natural selection explain why some organisms are more likely to survive and reproduce than other organisms?.
Answers
In natural choice, genetic mutations which might be beneficial to an individual's survival are surpassed via reproduction. This affects a new generation of organisms.
The concept of natural choice is that developments that can be passed down allow organisms to evolve to the surroundings higher than other organisms of the equal species. This permits higher survival and duplication in comparison with different participants of the species, main to evolution.
The hat is more likely to survive to breed. people with adaptive traits—developments that deliver them some benefit—are more likely to live to tell the tale and reproduce. those people then skip the adaptive trends directly to their offspring. over time, these tremendous traits end up more common inside the population.
Due to the fact assets are restricted, more organisms are born than can live on: a few individuals could be extra a hit at finding food, mating or averting predators and could have a higher chance to thrive, reproduce, and skip on, their DNA.
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Related Questions
how does urbanisation affect water?
Answers
Answer:urbanization is responsible for the loss of vegetation and soils.
Explanation:
As urbanization alters the natural amount of water that takes each route.
what are the 4 Chambers of heart?
Answers
Answer:
The four chambers of the heart are the two upper and two lower chambers.
Explanation:
The four chambers of the heart are the two upper and two lower chambers.
The upper chambers are the right atria and the left atria, and the two atrias receive blood. The lower chambers are the right and left ventricles, and the two ventricles pump blood out of the heart.
Answer:
The heart is divided into two parts atrium and ventricle. We have left atrium, right atrium, left ventricle and right ventricle.
What are two major factors that control the development of soil in a given location?
vegetative cover and slope
Answers
Answer: bedrock composition and climate
Explanation:
The major factors that control the development of soil in a given location are bedrock composition and climate.
The soil is a substrate composed of different materials, which can be both organic and inorganic.Bedrock refers to the solid rock beneath soil and gravel. The climate is a major factor that regulates processes that decompose the organic material in the soil.In conclusion, the major factors that control the development of soil in a given location are bedrock composition and climate.
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Several organisms, primarily protists, have what are called intermediate mitotic organization. What is the most probable hypothesis about these intermediate forms of cell division?
Answers
The most probable hypothesis regarding intermediate mitotic organization in protists is that it represents an evolutionary transitional stage between different modes of cell division.
Mitosis is a abecedarian process by which cells divide and distribute their inheritable material to son cells. In utmost eukaryotes, including creatures, shops, and fungi, mitosis generally involves the conformation of a mitotic spindle, conforming of microtubules, which segregates chromosomes into two son cells.
still, certain protists parade intermediate forms of cell division that don't conform rigorously to the typical mitotic association observed in advanced eukaryotes. These intermediate forms may include variations in the presence or arrangement of the mitotic spindle, differences in the order or timing of chromosome isolation, or other unique characteristics.
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The auditory tubes allow infections in the nasopharynx to spread to the middle ear.
a. true
b. false
Answers
True, the auditory tubes allow infections in the nasopharynx to spread to the middle ear.
The auditory tubes, also known as Eustachian tubes, connect the middle ear to the nasopharynx, which is the upper part of the throat behind the nasal cavity. These tubes play a crucial role in equalizing the pressure between the middle ear and the outside environment.
However, the connection between the middle ear and the nasopharynx through the auditory tubes can also allow infections to spread. When there is an infection or inflammation in the nasopharynx, such as during a common cold or sinus infection, the pathogens can travel through the auditory tubes and reach the middle ear. This can lead to a condition called otitis media, which is an infection or inflammation of the middle ear.
The spread of infections from the nasopharynx to the middle ear through the auditory tubes is more common in children due to their relatively shorter and more horizontal tubes.
In adults, the tubes are longer and more angled, making it more difficult for infections to ascend. However, in certain circumstances such as allergies, respiratory infections, or anatomical abnormalities, the risk of infection spreading to the middle ear through the auditory tubes can still exist.
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Which stage of mitosis was the most difficult to observe or differentiate from
cell cycle? Why do you think that was the case?
Answers
Answer:
I think interphase
Explanation:
Because during the interphase all the DNA present is in form of thin chromatin fiber so they're difficult to see under microscope
Which explanation best explains the purpose of DNA replication before the formation of the daughter cell?
A.In order for each daughter cell to recieve two copies of the original cell’s DNA.
B.In order for each daughter cell to recieve an identical copy of the original cell’s DNA.
C.In order for each daughter cell to recieve a rearranged copy of the original cell’s DNA.
D.In order for each daughter cell to recieve only the best parts of the original cell’s DNA.
Answers
Answer:
B
Explanation:
the second is the best explanation
Arrange the following steps to explain the process of protein synthesis inside the eukaryotic cell.
Answers
Answer:
Ribosomes are produced inside the nucleus, by the nucleus, then leave the nucleus through nuclear pores
Some ribosomes attach to ER whereas others move freely in cytoplasm
Ribosomes use mRNA to make proteins
Ribosomes synthesis proteins that are then placed in vesicles (sacs)
Proteins then move to the golgi apparatus where they get folded and carbohydrates and lipids attached to them
Fully active proteins leave the cell through cell membrane
why isn’t there a lunar eclipse every time Earth is in between the sun and the Moon?
(this might be the wrong subject, but I didn't know what subject to put it to)
Answers
Answer:
The moon is tilted, so it doesn't perfectly align with Earth
i hope this helps
:)
Explanation:
Answer: The moon is tilted, so it doesn't perfectly align with Earth
i hope this helps
:)
Anna studies the color of her bedroom wall using different lights. In sunlight, she sees that the wall is white. Anna darkens the room and shines a beam of light that includes all the wavelengths of visible light onto the wall. In this light, what's the wall color that Anna sees?
Answers
Answer:
White
Explanation:
The light is measured by its wavelength, generally in nanometers (nm), and visible light has a wavelength spectrum of 400 to 700 nm. Sunlight can be divided into three components: 1-visible light, 2-ultraviolet (UV) light, and 3-infrared radiation. Since white light is visible light (this color contains all the colors of the rainbow) and sunlight includes the visible light of all wavelengths, the object will look white under this light spectrum.
Answer:
white
Explanation:
Which conclusion can you draw from the information shown in the graph?
A. Carbon dioxide levels are currently much lower than normal.
B. Carbon dioxide levels are currently higher than they have ever
been.
C. Carbon dioxide levels in the past have been as high as they are
now.
D. Carbon dioxide levels are always about the same.
Answers
Answer:
The answer is B. Here is proof. Plz mark brainliest
Explanation:
Brainliest for the first correct answer!!
A strain of bacteria has a mean division time of 30 minutes. A group of 4 bacterial cells is left to grow. How many cells will there be at the end of 4 hours? a circle fits inside a semicircle
Answers
Explain how the arrangement of cellulose molecules and secondary thickening in xylem vessels contributes to the physical properties of the cell wall.
Edexcel A-Level biology
Answers
Cellulose microfibrils form a net-like arrangement in the cell walls of the fibres. Secondary thickening further strengthens the fibres by adding lignin.
The cellulose molecules provide tensile strength to the primary cell wall. Each molecule consists of a linear chain of at least 500 glucose residues that are covalently linked to one another to form a ribbonlike structure, which is stabilized by hydrogen bonds within the chain.
The cells which ultimately develop into vessels, tracheids, and fibers show the thickening of the cell wall in prominent ways. This thickening takes place due to the deposition of a hard substance, called lignin, on the inner surface of the cell wall.
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the word part that completes the medical term meaning abnormal condition of a fungus in the nails, onych/o/ /osis, is:
Answers
The word part that completes the medical term meaning abnormal condition of a fungus in the nails, onych/o/osis, is "myc". The complete medical term is onychomycosis, where "onych/o" means nails, "myc" means fungus, and "osis" means abnormal condition or disease.
The medical term meaning abnormal condition of a fungus in the nails is onychomycosis. The word part "myc" means fungus, "onych" means nails, and "osis" means abnormal condition. The root word "onych" is derived from the Greek word "onycho," which means claw or nail. Fungal infections of the nails are common, especially in toenails, and can cause thickening, discoloration, and deformation of the nails. Onychomycosis can be treated with antifungal medications, but it can take several months for the nail to grow out and the infection to clear completely. Proper hygiene, avoiding nail trauma, and wearing breathable shoes and socks can help prevent fungal nail infections.
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A frog population is split into two populations from the formation of a river. Over time
one of the frog populations become smaller and the other becomes larger. This
speciation is a result of what?
Answers
Answer:
That the lager frog population is better adapted to survive.
Explanation:
Here is an example: If you have to types of Polar Bears. Type 1 has long fur and type 2 has short fur. Which Polar Bear Type is more likely to survive in the north pole? Type 1, obviosity. The same goes for these frogs. Because one frog population is better adapted to survive than the other, it will allow the population to grow faster than the less adapted frogs.
Pls mark Brainliest with the crown.
The human body contains nitrogen (N2) as part of amino acids, ATP, DNA, and RNA. The
atmosphere is about 79% nitrogen, but humans cannot use nitrogen in its atmospheric form. How
is atmospheric nitrogen made available for use in the human body?
a. Plants absorb nitrogen after it is changed to useable compounds by the radiant energy of the
Sun.
b. Rainwater dissolves the nitrogen gas in the air and makes it available to plants and animals
c. Humans have special enzymes in their lungs to make nitrogen gas useable.
d. Bacteria change nitrogen gas to useable compounds that can be absorbed by plants.
Answers
Answer:
its D.
Explanation:
Bacteria change nitrogen gas to useable compounds that can be absorbed by plants.
Brainliest plz
Humans obtain nitrogen because bacteria change nitrogen gas to useable compounds that can be absorbed by plants.
What is nitrogen fixation?Nitrogen fixation refers to the various processes by which nitrogen is made available to plants by from the environment.
Nitrogen found in the human body is obtained from plants and well as by eating animals which have taken in plants.
Bacteria are responsible for fixing nitrogen in plants.
Therefore, humans obtain nitrogen because bacteria change nitrogen gas to useable compounds that can be absorbed by plants.
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Hormones do not last forever, they have a 1/2 life.
True
False
Answers
In three to five sentences, construct an argument for the claim that natural selection leads to evolution. Provide evidence for this claim, and be sure to explain how an organism shows the four parts of the process of natural selection. You may use any organism with the exception of bacteria and antibiotic resistance
Answers
Answer:
Natural selection is a process that leads to evolution. For example variation can lead to this. Say back then one giraffe had a long neck this variation had a chance of being passed down to their children. If it keeps getting passed down by natural selection because its helping the giraffe survive then more and more giraffes will have long necks. Over time if the trait is super beneficial it could lead to the evolution of all giraffes having a long neck.
Explanation:
I used the terms that go with natural selection. If its not correct im sorry i tried lol.
Answer:
Natural selection leads to evolution due to the way reproduction works. In the example of European moths during the industrial revolution, we can see this clearly. When the industrial revolution was going on, there was more pollution, hence darkening the skies and leaving ash. Moths, which before were white with occasional black spots dominated the area until pollution affected their environment. Whiter moths were eaten by birds who could easily see them against the black trees and skies. These moths could no longer reproduce, they were dead. Moths with more black could survive longer to reproduce because they were harder to see. As time went along, the moths turned mostly black, showing an example of evolution.
4. Transcribe and Translate a Gene. How is mRNA different from DNA? (Hint read the side-bar on this page for help) What is the correct starting position for translation? Write the amino acids used to assemble your protein in the order below. Where does translation take place?
Answers
In the simplest sense, expressing a gene means manufacturing its corresponding protein, and this multilayered process has two major steps. In the first step, the information in DNA is transferred to a messenger RNA (mRNA) molecule by way of a process called transcription. During transcription, the DNA of a gene serves as a template for complementary base-pairing, and an enzyme called RNA polymerase II catalyzes the formation of a pre-mRNA molecule, which is then processed to form mature mRNA (1). The resulting mRNA is a single-stranded copy of the gene, which next must be translated into a protein molecule.
explain what characteristics have enabled angiosperms to be so successful in more environments than other plant phyla.
Answers
Angiosperms' characteristics such as flowers, efficient vascular systems, and seeds enclosed in fruits have enabled their success in diverse environments.
Angiosperms, also known as flowering plants, possess several characteristics that contribute to their success in a wide range of environments. One key characteristic is the presence of flowers, which facilitate efficient pollination and increase reproductive success. Flowers attract pollinators, such as bees and butterflies, enabling angiosperms to reproduce more effectively than plants that rely on wind pollination.
Angiosperms also have efficient vascular systems consisting of xylem and phloem, allowing for effective water and nutrient transport throughout the plant. This feature enables angiosperms to adapt to various soil conditions and better withstand drought or nutrient limitations.
Additionally, angiosperms produce seeds enclosed within fruits. This adaptation provides protection and dispersal mechanisms for their offspring. Fruits aid in seed dispersal by attracting animals that consume the fruits and subsequently disperse the seeds in different locations.
The combination of these characteristics, along with their ability to undergo rapid evolutionary changes and adapt to various ecological niches, has made angiosperms highly successful and dominant in terrestrial ecosystems, surpassing other plant phyla in their capacity to thrive in diverse environments.
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Part I Illuminating Photosynthesis #1 : Fill in this concept map depicting the major steps in photosynthesis in the chloroplast H20 of Photosystem I transfers Word Bank Electron Transport Chain ATP Synthase Calvin Cycle Light NADPH Chlorophyll Protons CO2 Photosystem II Electrons 02 to produce ATP G3P (Sugar Building Block) #2 : Fill in the table: Major Steps in Does this step depend on Experimental variable to What would happen if an Photosynthesis any other step? How? measure? herbicide disrupted this Photosystem II Photosystem l ATP Synthase Calvin Cycle
Answers
Photosynthesis in chloroplasts involves major steps such as light absorption, electron transport, ATP synthesis, and carbon fixation. It begins with light-dependent reactions in photosystems I and II, followed by electron transport and ATP synthesis.
Step 1: Photosynthesis is a complex process that occurs in the chloroplasts of plants, involving several major steps such as light absorption, electron transport, ATP synthesis, and carbon fixation.
Step 2:Photosynthesis is the process by which plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose. It occurs in the chloroplasts, specifically in three main stages: light-dependent reactions, electron transport chain, and the Calvin cycle.
During the light-dependent reactions, light energy is absorbed by chlorophyll molecules in photosystem II (PSII) and photosystem I (PSI). In PSII, water molecules are split, releasing electrons, protons (H+ ions), and oxygen. The electrons move through an electron transport chain, creating a proton gradient across the thylakoid membrane. This gradient is essential for ATP synthesis by ATP synthase, using the energy from the electron flow.
In PSI, electrons are re-energized by absorbing more light energy and are ultimately used to produce NADPH, another energy carrier. The ATP and NADPH generated in the light-dependent reactions are then used in the Calvin cycle.
The Calvin cycle, also known as the light-independent reactions or carbon fixation, occurs in the stroma of the chloroplast. It uses ATP, NADPH, and carbon dioxide (CO2) to produce glucose (G3P), which serves as a building block for sugars and other organic compounds. The cycle regenerates the starting molecule, ribulose bisphosphate (RuBP), allowing the process to continue.
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describa un ejemplo de cada uno de los mecanismo de la evolucion
Answers
Answer:
Hellooooo do u still see help?
why is asexual reproduction important to prople who grow plants
Answers
Answer: because they can reproduce on their own
Explanation: it makes it easier for them to grow their plants
autoimmune disorder characterized by inflammation and destruction of the myelin sheaths surrounding nerve axons?
Answers
Autoimmune disorder characterized by inflammation and destruction of the myelin sheaths surrounding nerve axons is called multiple sclerosis (MS).
MS is a chronic condition in which the immune system mistakenly attacks the myelin sheaths that protect the nerve fibers in the central nervous system (brain and spinal cord).
Myelin acts as an insulating layer, allowing nerve signals to be transmitted efficiently.
When the immune system attacks the myelin, it causes inflammation and damage, leading to the formation of scar tissue (sclerosis).
This disrupts the normal flow of nerve impulses, resulting in a wide range of symptoms depending on the affected areas.
Common symptoms of MS include fatigue, difficulty with coordination and balance, muscle weakness, problems with vision, and cognitive issues.
MS is a complex disease with unpredictable progression and varies from person to person.
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Question 7 (1 point)
Which structure in the illustration contains the cell's genetic information?
Answers
Answer:
its the nucleus
Explanation:
Answer:
B
Explanation:
The chromatin in the nucleus of the cell contains DNA
As a result, granulosa cells within a developing follicle secrete ____________.
Answers
Answer:
Estrogens
Explanation:
Granulosa cells of the ovulatory follicle are the major and virtually.
what is photo synthesis?
Answers
Answer:
The process autotrophs (plants) use to create food. they convert CO2 (Carbon Dioxide) and H2O (Water) into O2 (Oxygen) and glucose (sugar).
Answer:
photo synthesis is the green plants which making other organisms to convert engry into chemical
50 POINTS+ BRAINLIEST!
Which layer is generally thinner than other Earth layers?
A.) Continental crust
B.) Oceanic crust
C.) Aesthenosphere
D.)Mantle
Answers
Answer:
B.) Oceanic crust
Explanation:
The oceanic crust is generally thinner than other Earth layers. The oceanic crust is the thinnest layer of the Earth, amounting for less than 1 percentage of earth's volume.
Explanation:
Oceanic crust layer is generally thinner than other Earth layers
______ 1. What law protects plant and animal species in danger of extinction? the U.S. Fish and Wildlife Service c. the species recovery plan the Endangered Species Act d. the captive breeding plan
Answers
the answer is c
hope that this helps
Answer:
the U.S. Fish and Wildlife Service
Explanation:
it assists with efforts to recover endangered species, conserve migratory birds, preserve wildlife habitat, safeguard fisheries, combat invasive species and promote international wildlife conservation.
Down syndrome
increase risk of:
caries vs periodontal disease
Answers
Individuals with Down syndrome are at an increased risk for both caries (tooth decay) and periodontal disease (gum disease).
This is due to a variety of factors, including differences in oral anatomy, limited dexterity and motor skills, and a higher prevalence of medical conditions that can impact oral health. Therefore, it is important for individuals with Down syndrome to receive regular dental checkups and practice good oral hygiene habits to prevent these conditions from developing or worsening.
Down syndrome increases the risk of both caries and periodontal disease. However, individuals with Down syndrome tend to have a higher risk of developing periodontal disease compared to caries. This is due to factors such as compromised immune response, poor oral hygiene, and specific anatomical characteristics that make them more susceptible to periodontal issues.
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