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Biology, 01.09.2019 22:00 reich9357

Triple x syndrome, or trisomy x, occurs when a female has an extra x chromosome in each of her cells. this results when the mother's reproductive cells divide improperly, and two x chromosome are moved into one gamete. when that gamete is fertilized and the father's dna and x chromosome are combined with the mother's, that gives the cell three x chromosomes instead of two. triple x syndrome occurs because
a) crossing over
b) nondisjunctions
c) point mutations
d) deletions

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Triple x syndrome, or trisomy x, occurs when a female has an extra x chromosome in each of her cells...
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