1. C. R. Woese:The Genetic Code (Harper and Row, New York, N.Y., 1967), Chapt. 2;M. Yčas:The Biological Code (North Holland, Amsterdam and London, 1969), Chapts. 2 and 3.
2. M. Ageno:Nature (London),195, 998 (1962).
3. M. V. Volkenstein:Molecular Biophysics (Academic Press, New York, N. Y., 1977), p. 36.
4. For a conception of biophysics that is very different from the one presented here, and, substantially, making reference to instrumentation, see:W. Hoppe, W. Lohmann, H. Markl andH. Ziegler (Editors):Biophysics (Springer, Berlin, 1983).
5. B. Alberts, D. Bray, J. Lewis, M. Raff, K. Roberts andJ. D. Watson:Molecular Biology of the Cell (Garland, New York and London, 1983).B. Lewin,Genes (Wiley, New York, N.Y., 1983).J. D. Watson, N. H. Hopkins, J. W. Roberts, J. A. Steiz andA. M. Weines:Molecular Biology and the Gene, 4th edition, Vol. 1–2 (Benjamin-Cummings, Menlo Park, Cal., 1987).