Sperm cell

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Sperm is the male reproductive cell. The word sperm comes form the greek word for seed, 'sperma'. Sperm contains 23 [[chromosomes|chromosomes]] and is a [[haploid cell|haploid cell]], since it contains half of its parents' chromosomes. The Sprem cell size consists of a head which is 5µm long and 3µm wide and a tail that is 50 µm long &nbsp;<ref>Author unknown, (date unkown) What is Sperm? http://www.news-medical.net/health/What-is-Sperm.aspx</ref>.
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Sperm is the male reproductive cell. The word sperm comes form the Greek word for seed, 'sperma'. Sperm cells contains 23 [[Chromosomes|chromosomes]] and are known as a [[Haploid cell|haploid cell]], since it contains half of its parents' chromosomes. The Sperm cell consists of two structures: the head which is 5 µm long and 3 µm wide and a flagellum that is 50 µm long. It's structure was first observed in 1677 under a microscope&nbsp;<ref>Author unknown, (date unkown) What is Sperm? http://www.news-medical.net/health/What-is-Sperm.aspx</ref>.  
  
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Revision as of 17:29, 30 November 2016

Sperm is the male reproductive cell. The word sperm comes form the Greek word for seed, 'sperma'. Sperm cells contains 23 chromosomes and are known as a haploid cell, since it contains half of its parents' chromosomes. The Sperm cell consists of two structures: the head which is 5 µm long and 3 µm wide and a flagellum that is 50 µm long. It's structure was first observed in 1677 under a microscope [1].

References

  1. Author unknown, (date unkown) What is Sperm? http://www.news-medical.net/health/What-is-Sperm.aspx
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