19. The biochemical definition of a gene as a segment of DNA that codes for a single polypeptide chain corresponds historically to the

A. One gene-one enzyme hypothesis

✓

B. Fluid mosaic model

C. Central dogma of molecular biology

D. Cell theory

📝 Explanation

Refined by Beadle and Tatum, and later updated to "one gene-one polypeptide," this concept binds a genetic locus to a single protein product.

📖 Additional Information

One gene-one enzyme hypothesis
Fluid mosaic model
Central dogma of molecular biology
Cell theory

Refined by Beadle and Tatum, and later updated to "one gene-one polypeptide," this concept binds a genetic locus to a single protein product.

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