Biology, 24.07.2021 05:10 live4dramaoy0yf9
If an individual has trisomy resulting in Down syndrome and has an extra chromosome in each cell, what mutation must have occurred?
A. A nondisjunction mutation in the gamete of one of the parents
B. A nondisjunction in both gametes of the parents
C. A nondisjunction in one of the first gamete cells of the individual
D. A nondisjunction mutation in body cells of both parents
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If an individual has trisomy resulting in Down syndrome and has an extra chromosome in each cell, wh...
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