21. Most human genetic diversity exists as differences among individuals within

Question

21. Most human genetic diversity exists as differences among individuals within populations (84.4%), and only 15.6% can be used to genetically differentiate major human "races". The standard definition of a subspecies or race as geographically circumscribed ism values of at least 25-30%. Recall FT s a measure of population differentiation and it can be measured using the following formula: FST=4Nn+1 where N is effective population size and mis the migration rate between populations a. (2 pts) Based on these values, do human "races" exist? b. (9 pts) What effect does the increasing human dispersal globally have on genetic differentiation values (FsT)? Explain your answer.

Explanation / Answer

21. Most human genetic diversity exists as differences among individuals within

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