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Question : Assertion mtDNA of Africans shows about twice as much genetic variation as mtDNA among non-Aficans. Reason mtRNA strudy supports the African hypothesis.

Answer»

Both Assertion and REASON are true and Reason is the CORRECT explanation of Assertion
Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion
Assertion is true, but Reason is FALSE
Assertion is false, but Reason is true

Solution :Mitochondrial DNA study supports the out of Africa hypothesis according to which modern human (Homo sapiens) evolved from Homo erectus only in Africa. mtDNA of Africans shows about twice as much genetic variation as mtDNA of non-Africans.


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