plasmamembrane
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plasmamembrane |
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| navigate by keyword : acrosome and anisogamy axoname bank biology birth cell concept dna egg evolution fertility fertilization fertilize gametes genetic health human illustration life male medical medicine membrane motile nuclear nucleus oogamy orgasm penis plasmamembrane pregnancy pregnant reproduction reproductive science seed semen sex sperm spermatium spermatozoon |
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| The term sperm refers to the male reproductive cells and is derived from the Greek word sperma, meaning seed. In the types of sexual reproduction known as anisogamy and oogamy, there is a marked difference in the size of the gametes with the smaller one being termed the male or sperm cell. |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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