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Biology, 18.10.2019 16:30 puremousetail

The formation of a barr
a. causes the genes on one of the x chromosomes in a female cell to be switched off.
b. always causes the same x chromosome in a female’s cells to be switched off.
c. switches on the y chromosome in a male cell.
d. none of the above

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The formation of a barr
a. causes the genes on one of the x chromosomes in a female cell to b...
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