ScienceJohn Michels (Journalist) 1945 |
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Page 188
... species concept becomes . Under all circumstances the original author's name is retained . The name should always be allocated with some species , whether as a valid name , a synonym , or a homonym . Yet , it must be recognized that be ...
... species concept becomes . Under all circumstances the original author's name is retained . The name should always be allocated with some species , whether as a valid name , a synonym , or a homonym . Yet , it must be recognized that be ...
Page 461
... species -1 groups , " formerly strongly advocated because of the extreme variability of the species , has been further extended so that now the authors propose fourteen well - marked species groups . Three separate group keys enable ...
... species -1 groups , " formerly strongly advocated because of the extreme variability of the species , has been further extended so that now the authors propose fourteen well - marked species groups . Three separate group keys enable ...
Page 675
... species capable of a Eimited interchange of genes with one another , " ceno- species as " species entirely unable to exchange genes with one another . " This ability of species to ex- change genes is considered by the authors to rest ...
... species capable of a Eimited interchange of genes with one another , " ceno- species as " species entirely unable to exchange genes with one another . " This ability of species to ex- change genes is considered by the authors to rest ...
Contents
VOL CII | 1 |
Cannabinol Marihuana Activity S LOEWE 615 645 airgaudi | 4 |
Sci 105 | 13 |
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activity Agricultural alloxan aluminum hydroxide American amino amino acids animals antigen appointed Association awarded bacteria Biol biological blood bombs carbon cells cent Chem chemical chemistry College Committee compounds concentration culture dilution director effect embryos engineering enzyme excretion experimental experiments factor field filarids geology gramicidin growth industrial inhibition injection Institute investigation Jour kidney laboratory liver material Medicine ment methionine method mice molecule National nicotine normal observed obtained organisms Oxford units pantothenic acid penicillin phosphate physics plant present president problem production professor protein rats reaction recently ROGER ADAMS scientific scientists sera serum Smithsonian Institution Building Society sodium soil solution species strain streptomycin streptothricin substances Table thiouracil tion tissue toxic tube United University urine versity virus vitamin York