Suppose a Single Nondisjunction Event Occurs During Anaphase II of Meiosis

question 17

Multiple Choice

Suppose a single nondisjunction event occurs during anaphase II of meiosis in a normal male cell from meiosis I. Of the resulting sperm, ____.​

• A) ​three would be normal and one would have an extra chromosome
• B) ​two would be normal, one would have an extra chromosome, and one would be missing a chromosome
• C) ​two would have an extra chromosome and two would be missing a chromosome
• D) ​all four sperm would have an extra chromosome
• E) ​three would have an extra chromosome and one would be normal

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