Selection for Two Different Alleles of the Hypoxia Inducible Factor

question 64

Multiple Choice

Selection for two different alleles of the hypoxia inducible factor pathway gene (EPAS1) , one in Tibetan and the other in Ethiopian populations suggests that these two population share what?

• A) selective pressure related to altitude
• B) recent common ancestry
• C) selective pressure for high gene expression
• D) This result suggests that these two populations have nothing in common.
• E) no common ancestry

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