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Darwin hypothesized that the 14 Galapagos finches
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Genetic ________ is a random change in allele frequencies of a population.
- The movement of alleles between populations is called
- Natural selection depends on the following conditions EXCEPT:
- Commercial turkeys have been selected by ________ and require ________ to breed.
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Archaeopteryx provides preliminary evidence that modern birds evolved from ________ ancestors.
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The wings of these animals are examples of
- Tails can be used ________ to establish common descent among vertebrates.