Attenuator in the tryptophan operon is the __________ – McqOptions

MCQOPTIONS

1.	Attenuator in the tryptophan operon is the __________
A.	Operator sequence
B.	Non-transcribed region within the operon
C.	Leader sequence for the site of RNA polymerase binding
D.	Leader sequence in the tryptophan mRNA coding for many tryptophan residues
Answer» E.

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