BIO 110 quiz_5

BIO 110 quiz_5 - BIO 110 Quiz 5 Due Tues Aug 21 2007 Graded...

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BIO 110 Quiz 5 Due: Tues, Aug. 21, 2007 Graded, open book, open notes. Answer on 15 question Scantron form 1. One of the preconditions of natural selection is ________. A. adaptations to the environment must occur B. more offspring are produced each generation than can be supported C. populations must interact with each other D. acquired characteristics must be passed to offspring 2. Variation within a population ________. A. arises completely at random B. may be harmful C. may arise for no particular purpose D. All of the choices are correct. 3. Fitness refers to ________. A. the variety of characteristics B. reproductive success C. beneficial mutations D. the health of an individual 4. Wings on insects and wings on birds are the result of convergent evolution. This means that ________. A. these organisms are unrelated but have similar adaptations B. these organisms share a recent common ancestor and so have similar adaptations C. these organisms are adapted to very different environments D. None of the choices are correct. 5.
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BIO 110 quiz_5 - BIO 110 Quiz 5 Due Tues Aug 21 2007 Graded...

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