Mark all that are true regarding interpretation of w values. 2 When w > 1 (significantly greater than 1), the region being examined has been experiencing mutations non-randomly (more non-synonymous mutations than synonymous) O w< 1 (significantly less than 1) sugggests that purifying selection has taken place. V w = 1 indicates that neutral evolution is definitely occuring O With w = 1 we cannot reject the hypothesis that the locus is evolving neutrally. However, it is possible that different sites within this locus are experiencing unique selection pressures (some purifying selection and others positive selection), and the result of these cancelling each other out creates the appearance of neutral evolution.

Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Chapter21: Microevolution: Genetic Changes Within Populations
Section: Chapter Questions
Problem 1TYK: The reason spontaneous mutations do not have an immediate effect on allele frequencies in a large...
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Mark all that are true regarding interpretation of w values.
V When w > 1 (significantly greater than 1), the region being examined has been experiencing mutations non-randomly (more non-synonymous mutations than synonymous)
O w< 1 (significantly less than 1) sugggests that purifying selection has taken place.
V w = 1 indicates that neutral evolution is definitely occuring
A With w = 1 we cannot reject the hypothesis that the locus is evolving neutrally. However, it is possible that different sites within this locus are experiencing unique selection pressures
(some purifying selection and others positive selection), and the result of these cancelling each other out creates the appearance of neutral evolution.
Transcribed Image Text:Mark all that are true regarding interpretation of w values. V When w > 1 (significantly greater than 1), the region being examined has been experiencing mutations non-randomly (more non-synonymous mutations than synonymous) O w< 1 (significantly less than 1) sugggests that purifying selection has taken place. V w = 1 indicates that neutral evolution is definitely occuring A With w = 1 we cannot reject the hypothesis that the locus is evolving neutrally. However, it is possible that different sites within this locus are experiencing unique selection pressures (some purifying selection and others positive selection), and the result of these cancelling each other out creates the appearance of neutral evolution.
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