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What else can I help you with?
Natural selection requires that individuals in a population are?
Natural selection requires that individuals in a population are
Why would natural selection not occur in this poplutation?
What population? Perhaps you mean if there were no variation for natural selection to select from.
Which type of natural selection in which the mean characteristics of a population are preserved?
This type of natural selection is called stabilizing selection because the mean traits of the population are being selected for against the immediate environment.
Natural selection acts on variation by?
Natural selection acts on variation by picking out from a population's gene pool those that are more fit to survive. More variation leads to more natural selection. For example, currently endangered cheetas are found out to have less genetic variation than other animals. As a result, if a disatrouous event occured, there are no genes that could help the cheetas survived. Thus, natural selection prevent the cheetas from reproducing as a population and they become extinct.
How does environmental pressure affect natural selection?
When nothing happens to exert strong population pressure on that population, natural selection favors the allele frequency already present. When mutations cause new traits, natural selection weeds these traits out because they're not as efficient as the others.
What is a restriction in genetic variability caused by a drastic reduction in population size?
A reduction in population size can lead to a loss of genetic diversity, limiting the gene pool available for natural selection. This reduction in genetic variability can decrease the ability of a population to adapt to changing environments or withstand diseases. This is known as a genetic bottleneck.
Is natural selection an example of macroevolution?
No, natural selection is the mechanism that drivesevolution.
The lizard population changes into 80 percent dark-colored lizards and 20 percent light-colored lizards What is this an example of?
natural selection study island sucks.
Why does bottleneck effect happened in natural disasters?
The bottleneck effect in natural disasters occurs when a large number of individuals are eliminated from a population, resulting in a significant reduction in genetic diversity. This reduction makes the population more vulnerable to future environmental changes, as there is less genetic variation available for adaptation. Over time, genetic diversity may recover through mutation and natural selection, but in the short term, the population may face increased risks of inbreeding and reduced fitness.
Is Bottleneck events are always caused by the death of most of a species population?
Bottleneck events are not always caused by the death of most of a species population. Bottleneck events can be caused by man hunting a species too much, habitat destruction, or an environmental disaster.
Natural selection requires that individuals in a population are?
Natural selection requires that individuals in a population are
Is it possible for a population to undergo natural selection?
No, there is no genetic variation upon which natural selection can operate.
Is Natural selection a source of genetic variation in a population?
No, natural selection works on that genetic variation presented to it.
Why would natural selection not occur in this poplutation?
What population? Perhaps you mean if there were no variation for natural selection to select from.
Which type of natural selection favors average individual in a population?
It is stabilizing selection
What is a reduction in population size caused by a natural disaster?
Bottleneck Effect. It's when part of a population leaves or dies, changing the gene pool for better or for worse.
People with one sickle cell allele are not likely to get a malaria what is this an example of?
It is an example of Natural Selection, Modern Theories of Evolution.
