In molecular evolution analyses, the single most informative variable to estimate is
A) PN, the probability of a particular nucleotide occurring at a given site.
B) the relative number of indels per sequence.
C) the frequency of SNPs in aligned sequences.
D) the number of substitutions (K) observed between two aligned sequences.
E) the transition : transversion ratio.

Question

Quizplus · Accepted Answer

The number of substitutions (K) observed between two aligned sequences is crucial for estimating evolutionary distances and rates, which are fundamental in molecular evolution analyses.

In Molecular Evolution Analyses, the Single Most Informative Variable to Estimate