試題詳解

47. If a population is in Hardy-Weinberg equilibrium for a gene, its allele frequencies will:

(A) remain constant across generations unless an evolutionary force acts.

(B) be perfectly balanced by genetic drift and gene flow.

(C) change due to active mate choice based on genotype.

(D) significantly deviate from predicted genotypic frequencies.

(E) always be significantly altered by new mutations in the short term.