As has repeatedly been stated, the underlying hypothesis, which in a number of cases has been supported by direct experimental evidence, is that each gene controls the production, function, and specificity of a particular enzyme. — Edward Lawrie Tatum Copy Share Image
In microbiology the roles of mutation and selection in evolution are coming to be better understood through the use of bacterial cultures of mutant… — Edward Lawrie Tatum Copy Share Image
As has repeatedly been stated, the underlying hypothesis, which in a number of cases has been supported by direct experimental evidence, is that each… — Edward Lawrie Tatum Copy Share Image
That the primary effect of gene mutation may be as simple as the substitution of a single amino acid by another and may lead… — Edward Lawrie Tatum Copy Share Image
