What special type of cell makes boys and girls different?
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Biological sex in healthy humans is determined by the presence of the sex chromosomes in the genetic code: two X chromosomes (XX) makes a girl, whereas an X and a Y chromosome (XY) makes a boy. ... In normal meiosis, one primary spermatocyte ultimately becomes four sperm cells: X, X, Y, and Y.
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Answered by
1
Answer:
Biological sex in healthy humans is determined by the presence of the sex chromosomes in the genetic code: two X chromosomes (XX) makes a girl, whereas an X and a Y chromosome (XY) makes a boy. ... In normal meiosis, one primary spermatocyte ultimately becomes four sperm cells: X, X, Y, and Y
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