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What is semen? 12 frequently asked questions
Semen plays a crucial role in reproduction by transporting sperm to fertilize an egg.What you can do: Learn about semen’s ...
Sperm are male reproductive (sex) cells. The word "sperm" can refer to spermatozoon (singular) or spermatozoa (plural). Sperm are tiny cells with an oval-shaped body and a long tail. They measure just ...
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