AGB-0006
QUESTION
Reappearance of an ancestral trait, after several generations is known as?
OPTIONS
(A) Atavism
(B) Autogamy
(C) Asynapsis
(D) Amphidiploid
ANSWER
(A) Atavism
EXPLANATION
Atavism is the reappearance of a characteristic resembling an ancestral condition after it has been absent for several generations. Autogamy means self-fertilization, asynapsis is failure of homologous chromosomes to pair during meiosis, and an amphidiploid is a polyploid formed by combining chromosome sets from different species.
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