Barr body in mammals represent...

Barr body in mammals represent

A

all heterochromatin in female cells

B

all heterochromatin in male and female cells

C

the Y-chromosome in the somatic cells of male

D

one of the two X-chromosome in the sometic cells of females

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The correct Answer is:

D

Barr body in mammals represents the facultative heterochromatin of the inactivated X-chromosome .

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