20 St. 30 Min, 27 Apr 2002 Jahr - Weeks 1-3
Beschreibung:
Millions of sperm cells are released into the fallopian tube of the female during ovulation. These cells then begin to try to penetrate the egg to create a baby. However, one only sperm cell will bond with the egg to form a zygote.
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20 St. 30 Min, 27 Apr 2002 Jahr
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~ 22 years ago