New Genetic Variations Sometimes Become More Common Within Populations Because

Multiple Choice

New genetic variations sometimes become more common within populations because ____.

A) most parts of the genome are noncoding and available for selection
B) proteins can be "recruited" for advantageous function
C) the resulting proteins are advantageous and selected for by nature
D) adaptation occurs rapidly in the few species that have survived through time
E) mutations are able to select against genetic variations that had disadvantageous function