Science: v.1-v.219Moses King, 1970 |
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Стр. 1221
v.1-v.219. Reproductive Physiology of Marsupials Unique features of marsupial reproduction suggest two evolutions of viviparity in therian mammals . MAMA Neo Y = Y2 : XXQ : XY ,. fluted points , crescents , Borax Lake points ( with one ...
v.1-v.219. Reproductive Physiology of Marsupials Unique features of marsupial reproduction suggest two evolutions of viviparity in therian mammals . MAMA Neo Y = Y2 : XXQ : XY ,. fluted points , crescents , Borax Lake points ( with one ...
Стр. 1224
... marsupial and eutherian mammals disappears if marsupials are regarded as being " born again " when they leave the mother's pouch , at which time they weigh about as much as the newborn young of eutherians of com- parable size ( 24 ) . A ...
... marsupial and eutherian mammals disappears if marsupials are regarded as being " born again " when they leave the mother's pouch , at which time they weigh about as much as the newborn young of eutherians of com- parable size ( 24 ) . A ...
Стр. 1225
... marsupials , is followed by anestrus in monestrous marsupials and by the postluteal phase , which grades into the next proestrus , in polyestrous marsupials . The relations of size of the uteri to the accompanying ovarian events during ...
... marsupials , is followed by anestrus in monestrous marsupials and by the postluteal phase , which grades into the next proestrus , in polyestrous marsupials . The relations of size of the uteri to the accompanying ovarian events during ...
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2-naphthylamine acid activity American analysis animals Apollo 12 applications atoms biological Borax Lake breccias calculated carbon cells chairman changes chemical Chemistry chromosomes clear air turbulence clusters concentration cyclamate density discussion leader Doppler shift effect electron energy enzyme experimental experiments fluted points fraction function galaxies genetic glucagon hydrogen ibid illus indicated Institute instrument interferon laboratory lymphocytes marsupials material measurements mechanism megaparsecs membrane ment method mice Mina Rees moon illusion Nalgene nuclear observed obtained organic oxidation oxygen percent Ph.D phase Phys Physics poly population potential present Press problems Proc protein pyrimethamine range rats reaction References and Notes relative reported rocks samples Science scientific scientists serum Service Card sodium sodium cyclamate specific structure studies surface synthesis techniques temperature tion tissue tive turbulence Univ University Wüstite York