Meiosis, fertilization and human sex determination
Meiosis, the form of cell division unique to egg and sperm production, sets the stage for sex determination by creating sperm that carry either an X or a Y sex chromosome. But what is it about the X and Y that determinates the sex?
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Meiosis sperm egg sex chromosomes crossing over
Added: August 6, 2007, 1:57 pm
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