A functional open reading frame (ORF) is defined by the presence of following elements EXCEPT

A) promoter sequence upstream of the ribosome binding site.
B) start codon.
C) stop codon.
D) operator sequence that is regulated by a repressor protein.
E) ribosome binding site upstream of the start codon.


Ans: D) operator sequence that is regulated by a repressor protein.

Biology & Microbiology

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