MirthaBiagioni836 MirthaBiagioni836

01-05-2014
Biology

Answered

People who have an extra X chromosome could have gotten it through
(A) nondisjunction.
(B) transposition.
(C) transduction.
(D) crossing over.
(E) all of the above.

Answer :

brittanycandace brittanycandace

01-05-2014

A. Nondisjuntion, because they have an extra cell when the sperm and egg meet.

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beba561 beba561

01-05-2014

I believe the answer is A,but a cross over could also be possible.

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