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07/10/2021 7:13 pm
Topic starter
Barr body in mammals represents
(1) all heterochromatin in male and female cells
(2) all the heterochromatin in female cells
(3) one of the two X-chromosomes in somatic cells of females
(4) Y-chromosomes in somatic cells of male
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07/10/2021 7:13 pm
Correct answer: (3) one of the two X-chromosomes in somatic cells of females