A haplotype on Chromosome 2 that contains the EDAR gene is found at a frequency of 90% in the Han Chinese population but is essentially absent in other populations. Which of the following pieces of evidence suggested that this haplotype had a recent origin?

Question

Quizplus · Accepted Answer

A long haplotype with high frequency in one population but low frequency or absence in other populations suggests a recent origin due to genetic drift or selection. Choices A, B, and C are not relevant to determining the haplotype's origin.

A Haplotype on Chromosome 2 That Contains the EDAR Gene