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Exam1 - Biol 322 Exam 1 1 According to the Theory of...

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Biol 322 Exam 1 1. According to the Theory of Special Creation: a) Species are immutable b) Species don’t give rise to new species c) life is recent, maybe 6000 years recent d) all of the above 2. Which of the following best describes vestigial structures? 3. Homologous characters a) are similar in function b) are known only from gross anatomy, not from any other biological feature c) show underlying structural similarity even when their superficial structure is different d) are superficially similar e) result from convergent evolution 4. A point mutation 5. If a mutation would be beneficial, is it more likely to occur? a) Yes, because it helps the species survive b) No 6. Is a mutation in a gene that codes for a functional important product more likely to be a) good for organism fitness b) bad for organism fitness 7. A variant of a gene in a population is called
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8. What is the equilibrium frequency of a beneficial allele if selection is the only evolutionary force? a) depends on how beneficial it is b) it is 1, that is it reaches fixation c) depends on if it is recessive or dominant d) is balanced by mutations 9. Underdominance means 10. Genetic drift
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