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5.Molecular Basis of Inheritance
medium
Genes that are involved in turning on or off the transcription of a set of structural genes are called
A
Polymorphic genes
B
Operator genes
C
Redundant genes
D
Regulatory genes
(AIPMT-1998)
Solution
(b) Operator gene controls the activity of structural gene which synthesizes $m-RNA$ $(transcription)$.
Standard 12
Biology