Zoology · 2013
NEET 2013 · 5 May · Code W · Q121
Variation in gene frequencies within populations can occur by chance rather than by natural selection. This is referred to as:
Variation in gene frequencies within populations can occur by chance rather than by natural selection. This is referred to as :
Official answer
(2)
Genetic drift
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NEET (UG) 2013 Zoology question, with the answer from NTA’s final answer key. Where our answers come from.