減數分裂

減數分裂（拉丁文：meiosis）係一種好特別嘅細胞分裂，會搞到染色體嘅數目減一半，變做單倍體細胞，每條染色體都係嚟自於佢嘅親本細胞（parent cell）^[1] 。呢個過程會發生喺所有用有性生殖嚟繁殖嘅細胞生物體入面，包括動物、植物、同埋真菌^[2][3][4][5] 。同有絲分裂唔同嘅係，減數分裂會做兩次分裂，分做四粒子細胞，而且子細胞同親本細胞嘅基因大多數都唔一樣，因為喺分裂嗰陣會互換（crossing over）。減數分裂同有絲分裂一樣有前期、前中期、中期、後期同埋末期嘅階段，但係由於會分裂兩次，所以夾埋有十個階段。

減數分裂

攷

1. {{cit day would e book|last1=Freeman|first1=Scott|title=Biological Science|date=2011|publisher=Pearson|location=Hoboken, NY|page=210|edition=6th}}
2. Letunic, I; Bork, P (2006). "Interactive Tree of Life". 喺23 July 2011搵到.
3. Bernstein H, Bernstein C, Michod RE (2011). “Meiosis as an evolutionary adaptation for DNA repair." In “DNA Repair", Intech Publ (Inna Kruman, editor), Chapter 19: 357-382 DOI: 10.5772/1751 ISBN 978-953-307-697-3 Available online from: http://www.intechopen.com/books/dna-repair/meiosis-as-an-evolutionary-adaptation-for-dna-repair
4. Bernstein H, Bernstein C (2010). "Evolutionary origin of recombination during meiosis". BioScience. 60 (7): 498–505. doi:10.1525/bio.2010.60.7.5.
5. LODÉ T (2011). "Sex is not a solution for reproduction: the libertine bubble theory". BioEssays. 33 (6): 419–422. doi:10.1002/bies.201000125. PMID 21472739.