Question

A colorblind mother and a normal father give birth to a Klinefelter child with normal vision. Where do you think the non-disjunction has taken place?

a.

1st meiotic division of mother

b.

2nd meiotic division of the father

c.

2nd meiotic division of mother

d.

1st meiotic division of father

Posted under Cytogenetics

Answer: (d).1st meiotic division of father

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Q. A colorblind mother and a normal father give birth to a Klinefelter child with normal vision. Where do you think the non-disjunction has taken place?

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