Science: v.1-v.219Moses King, 1969 |
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Стр. 965
... natural environments , however , no biologically generated signals have been detected . Received instead were a multitude of similar signals originating from unknown sources . The dominant types of these " atmospheric " signals and ...
... natural environments , however , no biologically generated signals have been detected . Received instead were a multitude of similar signals originating from unknown sources . The dominant types of these " atmospheric " signals and ...
Стр. 1123
... natural products or known to be broken enzymatically . The van der Waals ' radius of the fluorine atom ( 1.35 angstroms ) is closest in size to that of hydrogen ( 1.1 ang- stroms ) . Most of the other substituent groups often used to ...
... natural products or known to be broken enzymatically . The van der Waals ' radius of the fluorine atom ( 1.35 angstroms ) is closest in size to that of hydrogen ( 1.1 ang- stroms ) . Most of the other substituent groups often used to ...
Стр. 1419
... Natural leishmanial infections have been demonstrated with relative frequency in sloths ( order Edentata ) . The ... naturally infected with Leishmania were of both sexes and different ages . Although in no case was there any gross sign ...
... Natural leishmanial infections have been demonstrated with relative frequency in sloths ( order Edentata ) . The ... naturally infected with Leishmania were of both sexes and different ages . Although in no case was there any gross sign ...
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actin activity ambiplasma Amer American amino acids analysis animals anorthosite bees Biochem Biol biological cells centrioles Chem chemical colchicine collagen complex compounds concentration Conf cross-bridges curve ecdysone effect electron ence energy enzyme experiments factor fibers field filaments fluorine frequency function galaxy gene genetic geniculate hairpencils homozygote ibid illus increase instrument ketone laboratory lateral geniculate nucleus light luciferase male mascon mass measured membrane ment million molecular molecule myosin normal nuclear observed oocytes optical organic oxygen peak percent Physiol potential present Proc procarbazine produced protein queen butterfly range ratio reaction References and Notes region reported response ribosomes sample Science scientific scientists sediments serum Service Card species spin structure studies surface synthesis temperature tion tive tRNA Univ University visual York