3
QuizMultiple Choice

Lab: Building Proteins from RNA — Unit test

Question 3 • GA-GSE Biology A

Francois Jacob and Jacques Monod studied Escherichia coli (E. coli) bacteria by using lab experimentation. What revision to their initial hypothesis did they come up with?

Answer
A
The lac operon is repressed by allolactose.
B
E. coli are unable to process lactose sugar.
C
All E. coli operons are always turned on.
D
Two operons regulate gene control in E. coli.
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Francois Jacob and Jacques Monod studied…