Review Questions




BIO372 : Evolution : Natural Selection & Adaptation : Review Questions

Natural Selection & Adaptation: Review Questions

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1. One of the challenges to the synthetic theory of evolution is the theory of punctuated equilibrium.

a) What is the theory of punctuated equilibrium?

b) What is the synthetic theory of evolution?

c) Since it is impossible now to show experimentally what occurred in the past, what evidence did the challengers use to support the theory of punctuated equilibrium?

2. Changes in organisms during earth's history are obviously associated with modifications in genetic material.

a) What is a tandem multiplication and how can it be detected in an organism?

b) How does a gene duplication occur? Describe an example of gene duplication that has been discovered.

3. Two men in England claimed responsibility for crop circles there. Consider their claim as one hypothesis for the cause of the crop circles.

a) What was the other explanation (hypothesis) mentioned in the article?

b) What was the evidence presented for each of these hypotheses?

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E-mail Professor Gaud at William.Gaud@nau.edu
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