Question
Biology Question on Molecular Basis of Inheritance
One gene-one enzyme hypothesis was postulated by:
A
R.Franklin
B
Hershey and Chase
C
A.Garrod
D
Beadle and Tatum
Answer
Beadle and Tatum
Explanation
Solution
Beadle and Tatum conducted seminal experiments using Neurospora crassa to demonstrate that in a multi-step biochemical pathway, distinct enzymes control each step, and each of these enzymes is determined by a specific gene. This concept is referred to as the “one gene, one enzyme hypothesis”.
So, the correct option is (D): Beadle and Tatum