Of the following human aneuploidies, which is the one that generally has the most severe impact on the health of the individual? a) 47, +21b) 47, xxxc) 47, xxyd) 45, xe) 47, xyy

A) 47, +21

Explanation:

it is caused due to occurrence of some meiotic disjunction events. in these individual there will be one extra chromosome due to problems in the meiosis process which can lead to pregnancy loss or health problems in new born baby.

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