Q.

The event of which stage of meiosis is mainly responsible for decrease in diploid chromosome number to haploid chromosome number in the daughter nuclei?

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a

Anaphase II

b

Anaphase I

c

Metaphase II

d

Prophase I

answer is B.

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Detailed Solution

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The disjunction or segregation of homologous chromosomes during anaphase I is responsible for decrease in chromosome number to half in the daughter cells or nuclei.

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