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Most mutations

a. Have no effect on an organism
B. Are fatal to an organism
C. Are helpful to an organism
D. Are harmful to an organism

User Huashui
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2 Answers

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Just took the test the answer is A.

User Jltrem
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Most mutations have no effect on organisms.  Organisms all have large amounts of genetic code, most of which has no effect.  As a result, mutation of this code is rarely meaningful.
User Mostafa Tourad
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