Multiple Choice
The ratio of the rate of nonsynonymous to synonymous mutations (dN/dS) is equal to one if a gene is evolving ______. A dN/dS ratio greater than one indicates that the gene is evolving _____.
A) neutrally; purifying selection
B) under positive selection; neutrally
C) neutrally; under positive selection
D) under purifying selection; neutrally
E) under purifying selection; under positive selection
Correct Answer:

Verified
Correct Answer:
Verified
Q32: Which of the following describes the McDonald-Kreitman
Q33: Which method would you employ to create
Q34: You are studying the source of a
Q35: The correct species tree for the great
Q36: Grouped together, paralogs form a<br>A) gene family.<br>B)
Q38: Why can molecular homoplasy evolve more easily
Q39: The codon TCA codes for serine. If
Q40: In the following figure, what do circles
Q41: Scientists have hypothesized that eukaryotic genome size
Q42: When an allele increases in frequency because