Which Statement About Mutations Is False

question 106

Multiple Choice

Which statement about mutations is false?

• A) A silent mutation results in no change in the amino acid sequence of a protein.
• B) According to the neutral theory of molecular evolution, most substitution mutations are selectively neutral and accumulate through genetic drift.
• C) A base substitution mutation in the third codon position is more likely to be neutral than a substitution at the first or second codon position.
• D) Nonsynonymous mutations are virtually always deleterious to the organism.
• E) The rate of fixation of neutral mutations is equal to the mutation rate and is independent of population size.

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