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Given figure ...

Question

Given figure shows a pair of homologous chromosomes during meiosis.
Maximum crossing over will take place between genes

A

A and a, D and d

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B

C and d, c and D

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C

B and c, b and C

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D

A and d, a and D

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Solution

The correct option is D A and d, a and D
Increase in distance between genes increases the chances of crossing over. As A and d & a and D are located farther away, chances of crossing over are maximum.

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