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Bio Miderm #1

Question:
why natural selection cannot fashion perfect organisms
Answer:
1. selection can act only on existing variatiosn
2. evolution is limited by historical contraints
3. adaptions are often compromises
4. change, natural selection, and the environment interact
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Last update by Shanal on 10/29/2013
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Bio Miderm  1
Bio Miderm #1
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Question: why natural selection cannot fashion perfect organisms
Answer: 1. selection can act only on existing variatiosn2. evolution is limited by historical contraints3. adaptions are often compromises4. change, natural selection, and the environment interact