makenzieaduck15 makenzieaduck15
  • 23-10-2019
  • Health
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Explain how the union of an ovum and sperm creates a human being with unique traits.

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malihamuhammad01
malihamuhammad01 malihamuhammad01
  • 23-10-2019

Answer:

Your body sheds the thick lining of the uterus, and your period starts. If one sperm does make its way into the Fallopian tube and burrows into the egg, it fertilizes the egg. The egg changes so that no other sperm can get in. ... If the sperm has a Y chromosome, your baby will be a boy

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