Question
Biology Question on Regulation of Gene Expression
Represser protein is produced by
A
Structural gene
B
Regulator gene
C
Operator gene
D
Promotor gene
Answer
Regulator gene
Explanation
Solution
Repressor protein is produced by a regulator gene. It acts to inhibit protein synthesis by the operon. Repressor protein combines with the operator gene to repress (stop) its action and turns off it.