Textbook Question
Identify and describe the evolutionary forces that can cause allele frequencies to change from one generation to the next.
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21. Population Genetics
Allelic Frequency Changes
Back21. Population Genetics
Allelic Frequency Changes
- Multiple ChoiceWhich term best describes an alternative form of a single gene that can be passed from generation to generation?28views
- Multiple ChoiceWhich term describes the different forms of genes for a single trait that can contribute to changes in allelic frequency within a population?30views
- Multiple ChoiceIn a population of iguanas, the frequency of allele A is initially 0.6 and allele a is 0.4. After a mutation event, 10% of allele A mutates to allele a. What are the new frequencies of allele A and allele a in the population?23views
- Multiple Choice
Which of the following terms describes a change in allelic frequency due to random disappearance of genes in a small population?
443views2rank - Multiple Choice
A group of finches live on a small, isolate island. One day, a few finches travel to a distant island and start a new population of finches. This type of change in a population is called what?
432views1rank - Multiple Choice
Which of the following is an example of natural selection?
483views4rank - Textbook Question
Compare and contrast the terms in each of the following pairs:
Random mating and Inbreeding
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Compare and contrast the terms in each of the following pairs:
Founder effect and Genetic bottleneck
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Compare and contrast the terms in each of the following pairs:
Natural selection and Genetic drift
346views - Textbook Question
How do we know the age of the last common ancestor shared by two species?
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How do we know when populations have diverged to the point that they form two different species?
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How do we know whether the genetic structure of a population is static or dynamic?
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How do geneticists detect the presence of genetic variation as different alleles in a population?
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How do we know how much genetic variation is in a population?
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