The genetic code, formerly thought to be frozen, is now known to be in a state of evolution.
This was first shown in 1979 by Barrell et al. (G. Barrell, AT Bankier, and J. Drouin, Nature […

The addition of certain antibiotics to the diet at low levels increases the rate of growth of young
animals and the efficiency with which they utilize food as measured by the ratio between …

… , although it may be conjectured (Jukes, 1967) that the genetic code … Each molecule of th:
NA contains about 75 to 85 bases and … each th| NA molecule at the righthand end (3'-OH end). …

Darwinism is so well established that it is difficult to think of evolution ex-cept in terms of
selection for desirable characteristics and advantageous genes. New technical developments …

1. The genetic code was thought to be identical (" universal") in all biological systems until
1981, when it was discovered that the coding system in mammalian mitochondria differed …

In biological estimations of vitamin B 12 preparations with chicks having basal diets
containing processed soya bean meal, yellow maizemeal, lucerne meal, bonemeal, salts and …

“Homology” has the precise meaning in biology of “having a common evolutionary origin,”
but it also carries the loose meaning of “possessing similarity or being matched.” Its rampant …

and Addendum 1. Fermentation products of Streptomyces aureofaciens were found to promote
growth in depleted chicks on various diets which were adequately supplied with vitamin …

… We have postulated that, in the early genetic code, UGA and UGG were both tryptophan
codons with a single anticodon UCA (Jukes 1983; Jukes et al. 1987b; Osawa and Jukes 1988). …

Protein-coding sequences of 337 human genes were compared with those of homologous
genes from rodent (mouse or rat). A composite alignment containing 477,189 nucleotide …