heterosporous
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heterosporous at biology dictionary
...evonian period reveal fernlike plant s that were heterosporous ; that is, produced two kinds of spore s. Full article >>> seed plant s retain the female gametophyte on the sporophyte Spore s/Pollen spore s for resisting environment al degradation ... Full article >>> seed ......#62;> microspore -- In plant s which are heterosporous , the smaller kind of spore is called a microspore ; it usually germinates into a male ( sperm -producing) gametophyte . Contrast with megaspore . Full article >>> microspore [Gk. mikros, small + spora, a sowing] In plant s, a ......>> megaspore -- In plant s which are heterosporous , the larger kind of spore is called a megaspore ; it usually germinates into a female ( egg -producing) gametophyte . Contrast with microspore . Full article >>> megaspore Haploid cell produced by meiosis in the ovules of......eterosporangiate. Full article >>> heterosporous Producing two distinct types of spore s. heterot...old-blooded." ... Full article >>> heterosporous The formation of more than one sort of spore , usually microspore s and megaspore s in ferns an......evonian period reveal fernlike plant s that were heterosporous ; that is, produced two kinds of spore s. microspore s (male) and megaspore s (female). Full article >>> gymnosperms : vascular plants having naked seeds, such as the conifers. H haploid : cells containing one copy of each c......evonian period reveal fernlike plant s that were heterosporous ; that is, produced two kinds of spore s. microspore s (male) and megaspore s (female). Full article >>> gymnosperm s : vascular plants having naked seeds, such as the conifers. H haploid : cells containing one copy of each ...
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