Media type: E-Article Title: Evolution of tRNA and origin of the two positional isomers of zeatin Contributor: Kamínek, Miroslav Published: Elsevier BV, 1974 Published in: Journal of Theoretical Biology, 48 (1974) 2, Seite 489-492 Language: English DOI: 10.1016/s0022-5193(74)80018-4 ISSN: 0022-5193 Origination: Footnote: