ScienceJohn Michels (Journalist) 1951 |
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Стр. 315
... natural populations , which are reproductively isolated from other such groups . " Although relevant only to contemporary , sexually re- producing forms , this definition , based on breeding patterns as found in nature , possesses clear ...
... natural populations , which are reproductively isolated from other such groups . " Although relevant only to contemporary , sexually re- producing forms , this definition , based on breeding patterns as found in nature , possesses clear ...
Стр. 436
... nature of this substance found in the supernatant of clotted fibrinogen is under investiga- tion . Lorand ( personal communication ) believes that it is a peptide . Work is also in progress to find further evidence that this substance ...
... nature of this substance found in the supernatant of clotted fibrinogen is under investiga- tion . Lorand ( personal communication ) believes that it is a peptide . Work is also in progress to find further evidence that this substance ...
Стр. 646
... Nature , 166 , 517 ( 1950 ) . 7. SEALOCK , R. R. , and GOODLAND , R. L. J. Biol . Chem . , 178 , 939 ( 1949 ) . Manuscript received July 13 , 1951 . Principles of Human Geography ( Huntington's ) . 6th ed . Revised by Earl B. Shaw . New ...
... Nature , 166 , 517 ( 1950 ) . 7. SEALOCK , R. R. , and GOODLAND , R. L. J. Biol . Chem . , 178 , 939 ( 1949 ) . Manuscript received July 13 , 1951 . Principles of Human Geography ( Huntington's ) . 6th ed . Revised by Earl B. Shaw . New ...
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AAAS absorption acetone acid activity American amino acids Ammonoidea animals Annual Antabuse applied appointed Association autoxidation awarded Bentley Glass Biochem Biol biological blood Cancer cells Chem chemical Chemistry Chicago chlorophyll chloroprocaine clinical colchicine College concentration cortisone culture density Department diet director Division effect Engineering enzyme epidermis erythrocytes experimental experiments field Fraction Geology growth Health Ibid inhibition injection Institute investigation Laboratory liver material measured mechanism Medical Medicine ment metabolism method muscle National nuclear nuclei observed obtained organic oxidation penicillin physical Physiol physiology plant plasma potassium present procaine production professor rats reported samples School Science scientific scientists Sept serum Society soil solution substances Table technique temperature thiouracil tion tissue tryptophan tube tumors Univ University University of Minnesota uracil uraninite vitamin B12 y-globulin York