单词 | megaspore |
释义 | megaspore (once / 2954828 pages) n WORD FAMILY megaspore: megaspores USAGE EXAMPLESEach megaspore may contain 2 to 6 archegonia. Various, Encyclopaedia Britannica, 11th Edit...(2011) n larger of the two types of spore produced in heterosporous plants; develops in ovule into a female gametophyte Syn|Hyper macrospore spore a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion |
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