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  2. Sperm - Wikipedia

    Sperm (pl.: sperm or sperms) is the male reproductive cell, or gamete, in anisogamous forms of sexual reproduction (forms in which there is a larger, female reproductive cell and a smaller, …

  3. Sperm: Cells, How Long It Lives, Anatomy & Function

    Jul 25, 2024 · Sperm are tadpole-shaped microscopic male sex cells. In humans, when a sperm cell joins with (conception or fertilization) a female sex cell (ovum or egg cell), the fetal …

  4. Sperm: How Long Sperm Live, Sperm Count, and More - WebMD

    Dec 22, 2023 · What Is Sperm? Sperm are male sex cells. You might also hear them referred to as reproductive cells, or gametes. They fertilize female sex cells, called eggs or ova, which …

  5. 'There's a huge amount that we don't understand': Why sperm is …

    Jun 14, 2025 · There are huge gaps in what we know about sperm, from how they navigate to why sperm counts are tumbling. The BBC unravels why we know so little about this perplexing cell.

  6. Sperm: X and Y Chromosomes, Quantity, Inside Body

    Jun 3, 2024 · This article explains what sperm are, including their types and composition, their role in reproduction, and how many sperm cells are needed to achieve pregnancy.

  7. What is a sperm cell like? Its structure, parts and functions

    Aug 27, 2024 · A spermatozoon, in plural spermatozoa, or sperm cell is the male reproductive cell that is produced in the man´s testicles in a process called spermatogenesis. The sperm cell´s …

  8. Sperm: Everything you need to know - Medical News Today

    Mar 4, 2020 · Sperm are male reproductive cells that are one-half responsible for creating life. Read on to discover some facts about sperm and male fertility.

  9. How long does sperm live? Why it matters when trying for a baby

    Mar 30, 2024 · A number of factors can play a role in some couples' inability to conceive. In men, most issues are associated with vitality and quantity of sperm.

  10. A couple tried for 18 years to get pregnant. AI made it happen

    6 days ago · After trying to conceive for 18 years, one couple is now pregnant with their first child thanks to the power of artificial intelligence.

  11. Sperm | Definition, Function, Life Cycle, & Facts | Britannica

    Jun 25, 2025 · Sperm, male reproductive cell, produced by most animals. In higher vertebrates, especially mammals, sperm are produced in the testes. The sperm unites with (fertilizes) the …