Multiple Choice
Why are human gametes haploid instead of diploid?
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9. Mitosis and Meiosis
Development of Animal Gametes
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In human females, at what point is meiosis II completed?
A
At puberty, when primary oocytes first resume meiosis I
B
At fertilization, after sperm entry triggers completion of meiosis II in the secondary oocyte
C
At ovulation, when the secondary oocyte is released from the ovary
D
Before birth, during fetal development when primary oocytes are formed
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