Sperm cell: Difference between revisions
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Sperm is the male reproductive cell. The word sperm comes form the | 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 <ref>Author unknown, (date unkown) What is Sperm? http://www.news-medical.net/health/What-is-Sperm.aspx</ref>. | ||
=== References === | === References === | ||
<references /> | <references /> | ||
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
- ↑ Author unknown, (date unkown) What is Sperm? http://www.news-medical.net/health/What-is-Sperm.aspx