Questions and Answers
Which of the following is a common misconception about evolution?
What is microevolution?
Which of the following mechanisms can cause allele frequency change in a population?
What is the main mechanism that consistently causes adaptive evolution?
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What is a prerequisite for evolution by natural selection?
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What does natural selection act on?
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What is the smallest unit of evolution?
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Which of the following is not a mechanism that causes allele frequency change?
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What is the evidence of selection by food source shown in Figure 21.2?
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What does microevolution refer to?
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According to Mendel's work on pea plants, what did it provide evidence of?
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What does genetic variation refer to?
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How are some phenotypic differences classified?
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What determines traits that are usually 'either-or' in nature?
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What influences coat color in horses?
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What can genetic variation be measured at?
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Where do most nucleotide variations occur?
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Do nucleotide variations in coding regions usually affect protein sequences?
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What kind of genetic variation is shown in Figure 21.4?
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Which of the following is true about genetic variation?
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