胞質融合

胞質融合Plasmogamy)是真菌有性生殖的一個過程,兩株真菌菌絲體菌絲的細胞質發生融合,但細胞核尚未融合,使融合後的細胞中同時具有兩個單套的細胞核。胞質融合的下一步驟為核融合英语karyogamy,即兩細胞核融合為一個兩倍體的細胞核,並進行減數分裂產生孢子[1][2]。在子囊菌門擔子菌門等高等真菌中,胞質融合與核融合中間間隔的時間很長,期間真菌細胞維持異質雙核的狀態,稱為雙核體英语dikaryon,在低等真菌中,胞質融合後核融合則通常會立刻發生[1]

參考資料

  1. ^ 1.0 1.1 fungus (biology) :: Sexual reproduction. Britannica. [20 April 2015]. (原始内容存档于2015-04-29). 
  2. ^ Abedon, Stephen. Plasmogamy. Biology as Poetry. [25 October 2014]. (原始内容存档于2016-03-04). 

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