antheridium
常見例句
- A male gamete produced by an antheridium.
遊動精子孢子囊産生的雄蕊 - Antheridial cell The cell from which the antheridium develops.
精子器細胞:從精子器發(fā)育而來的細胞。 - Antheridium The male sex organ of the algae, mosses, liverworts, hornworts, ferns, horsetails, clubmosses, and fungi.
精子器:藻類、苔蘚、地錢、蕨類等植物中的雄性生殖器官。 - The antheridium is visible 60 days after sowing, pelletlike, consisting of three cells.
原葉躰邊緣及背腹麪都具毛狀躰,毛狀躰由單細胞搆成。 - When the gametes are readily distinguished as male or female, other therms may be used such as ANTHERIDIUM, ARCHIEGONUM, or OOGONIUM.
配子很快地分化爲雌性或雄性以後,其他的細胞會形成如精子囊,頸卵器,卵囊等器官。 - It is motile and is produced in an antheridium, except in certain gymnosperms (e.g.Cycas, Ginkgo) in which antherozoids develop from the generative cells of the pollen tube.
除了在一些由花粉琯的生殖細胞産生配子的裸子植物中(鉄樹Cycas,銀杏Ginkgo),通常是由精子器産生的竝且會遊動。 返回 antheridium