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Question

Offsprings are not identical to their parents. This is due to ____(i)____ occuring during ____(ii)____ stage of meiosis.

A
(i) crossing over, (ii) metaphase II
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B
(i) chromosomal division, (ii) prophase II
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C
(i) crossing over, (ii) prophase I
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D
(i) chromosomal division, (ii) metaphase I
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Solution

The correct option is C (i) crossing over, (ii) prophase I
During prophase I of meiosis, crossing over occurs between the homologous chromosomes and thereby genetic recombination occurs. Due to this all the four daughter cells are genetically different from parent cell and from each other too.

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