The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and General Information, المجلد 23;المجلدات 704-736Cambridge University Press, 1911 |
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الصفحة 124
... sporophyte . When these spores germ- inate , they give rise to moss - plants . Thus the two forms , the sexual and the asexual , regularly alternate with each other that is , the life - history presents that simple form of poly ...
... sporophyte . When these spores germ- inate , they give rise to moss - plants . Thus the two forms , the sexual and the asexual , regularly alternate with each other that is , the life - history presents that simple form of poly ...
الصفحة 125
... sporophyte by gonidia is fully known , that of the Uredineae just described , in which the uredo- form , which is a phase of the sporophyte , is reproduced by the uredo - spores which are binucleate , that is diploid , and may be ...
... sporophyte by gonidia is fully known , that of the Uredineae just described , in which the uredo- form , which is a phase of the sporophyte , is reproduced by the uredo - spores which are binucleate , that is diploid , and may be ...
الصفحة 126
... sporophyte , from the simple zygote of the Thallophyta to the spore - bearing plant of the Phanerogams , is character- ized by its diploid nuclei : that it is a diplophyte , in contrast to the haplophytic gametophyte . Were these ...
... sporophyte , from the simple zygote of the Thallophyta to the spore - bearing plant of the Phanerogams , is character- ized by its diploid nuclei : that it is a diplophyte , in contrast to the haplophytic gametophyte . Were these ...
الصفحة 127
... sporophyte springs from sporo- phyte . Remarkable cases of this have been observed in certain Phanerogams ( Coelebogyne ilicifolia , Funkia ovata , Nothoscordum fragrans , Citrus , sp . of Euonymus , Opuntia vulgaris ) in the ovule of ...
... sporophyte springs from sporo- phyte . Remarkable cases of this have been observed in certain Phanerogams ( Coelebogyne ilicifolia , Funkia ovata , Nothoscordum fragrans , Citrus , sp . of Euonymus , Opuntia vulgaris ) in the ovule of ...
الصفحة 128
... sporophyte . The sexual heredity of plants consequently presents the peculiar feature that the organism resulting from the sexual act is quite unlike its imme- diate parents , which are both gametophytes . But it is clear that the ...
... sporophyte . The sexual heredity of plants consequently presents the peculiar feature that the organism resulting from the sexual act is quite unlike its imme- diate parents , which are both gametophytes . But it is clear that the ...
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acid Africa Amphisbaenidae ancient Anguidae animals Apocalypse appears authority became body bone British bronchi Bulawayo carbon dioxide cartilage cells centre century Chelonians Christian Church cloaca common connexion council court crocodiles Crocodilia death developed dorsal ducts elected electors England English especially female France French gametophyte German glands Greek Henry House Iguanidae important island Italian king known later lizards Lobengula London Lord lungs male Matabele medieval meiosis membrane ment modern muscles nature opisthoglyphous organs original ovum oxygen papal Paris parish parliamentary party period pope portion posterior produced quadrate railway Reformation refraction religion religious Rembrandt Renaissance rent represented reproduction reptiles rhetoric Rhine Rhodes Rhodesia rhodium rhyolites rhythm ribs Richard river Roman Rome sexual side snakes spermatozoa Sphenodon spores sporophyte squamosal temperature term tion tissue tortoises town ventral vertebrae Viperidae vols vote zygote