A man with a pointed nose and a woman with a round nose have a son...

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A man with a pointed nose and a woman with a round nose have a son...

A man with a pointed nose and a woman with a round nose have a son with Klinefelter Syndrome (genotype XXY) with a pointed nose. Options for answers:

Circle one for Father and for Mother:

Nondisjunction Meiosis I

Nondisjuction Meiosis II

Neither

Either I or II

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Answer 1

Answer #1

Nondysjunction will occur in meiosis 1 of father :

If nondysjunction would have occured in mother, than the son would have round nose.

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Answer 2

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A man with a pointed nose and a woman with a round nose have a son...