Which of these variables is likely to undergo the largest change in value as the result of a mutation that introduces a brand-new allele into a population's gene pool at a locus that had formerly been fixed?
A) average heterozygosity
B) nucleotide variability
C) geographic variability
D) average number of loci

Question

Quizplus · Accepted Answer

Average heterozygosity measures the average proportion of heterozygotes in a population. Introducing a new allele into a previously fixed locus directly increases heterozygosity, as individuals can now be heterozygous at that locus.

Which of These Variables Is Likely to Undergo the Largest