tetraspore
tet·ra·spore
T0133300 (tĕt′rə-spôr′)tetraspore
(ˈtɛtrəˌspɔː)tet•ra•spore
(ˈtɛ trəˌspɔr, -ˌspoʊr)n.
Noun | 1. | tetraspore - one of the four asexual spores produced within a sporangium |
单词 | tetraspore | |||
释义 | tetrasporetet·ra·sporeT0133300 (tĕt′rə-spôr′)tetraspore(ˈtɛtrəˌspɔː)tet•ra•spore(ˈtɛ trəˌspɔr, -ˌspoʊr)n.
Tetrasporetetraspore[′te·trə‚spȯr]Tetrasporean asexual spore characteristic of red algae and some brown algae (Dictyotales). Tetraspores are formed in groups of four in a tetrasporangium as a result of the meiosis of the nucleus. They arrange themselves in the shape of a tetrahedron or sometimes in the shape of a square or in a single line. Tetraspores lack organs of locomotion. After the spores settle, the thin sheath that encases them thickens and the spores germinate. tetrasporetetrasporethe product of MEIOSIS in many red and brown algae, being produced in fours in testrasporangia and forming the first cells of the GAMETOPHYTE generation.tetraspore
Words related to tetraspore
|
|||
随便看 |
|
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。