The karyotype for trisomy 21 illustrates an example of a genetic mutation caused by A) insertion. B) inversion. C) crossing over. D) nondisjunction

asked Oct 23, 2018 1.3k views

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The karyotype for trisomy 21 illustrates an example of a genetic mutation caused by

A) insertion.
B) inversion.
C) crossing over.
D) nondisjunction

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4 votes

Nonndisjunction is the answer according to the question

Alvinabad answered Oct 26, 2018

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7 votes

nondisjunction is the answer. hope it helps

Aydin answered Oct 28, 2018

by Aydin

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