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What Are Sex Chromosomes?

Sex chromatin...

Question

Sex chromatin was first noticed in

A

Buccal mucosa of female athletes

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B

Ovaries of human female

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C

Nerve cells of female cats

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D

Barr roots of male horses

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Solution

The correct option is D Barr roots of male horses
A typical human female has only one Barr body per somatic cell, while a typical human male has none.
So, the correct option is 'Barr roots of male horses'.

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