All the human races like Africans, Asians, Europeans, Americans and other might have evolved from a common ancestor.
All the human races like Africans, Asians, Europeans, Americans and other might have evolved from a common ancestor. provide a few evidences in support of this view.
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All the human races have evolved from a common ancestor because they possess :
(i) Common body plan
(ii) Comrnon structure
(iii) Common physiologv
(iv) Cornmon metabolism
(v) Constant chromosome number
(vi) Common genetic blue-print
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