Match the following genes of the Lac operon with their respective products.

Column I Column II

A. i gene i. beta-galactosidase

B. z gene ii. Permease

C. a gene iii. Repressor

D. y gene iv. Transacetylase

A-iii, B-i, C- iv, D-ii

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

A-iii, B- iv, C- i, D- ii

No worries! We‘ve got your back. Try BYJU‘S free classes today!

A-i, B- iii, C- ii, D- iv

No worries! We‘ve got your back. Try BYJU‘S free classes today!

A- iii, B-i, C-ii, D-iv

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A A-iii, B-i, C- iv, D-ii
Lac operon is composed of i gene, z gene, y gene and a gene. The i gene forms the repressor, 'z' gene forms the beta-galactosidase, 'y' gene forms permease and 'a 'gene forms the transacetylase.

Suggest Corrections

Similar questions

\begin{matrix} C o l u m n I & C o l u m n I I p . R e g u l a t o r g e n e & i . B i n d i n g s i t e f o r r e p r e s s o r p r o t e i n q . O p e r a t o r g e n e & i i . C o d e (s) f o r t h e p r o t e i n o f t h e e n z y m e s r . P r o m o t e r g e n e & i i i . C o d e (s) f o r r e p r e s s o r p r o t e i n s . S t r u c t u r a l g e n e s & i v . B i n d i n g S i t e f o r R N A p o l y m e r a s e \end{matrix}

\begin{matrix} C o l u m n I & C o l u m n I I p . R e g u l a t o r g e n e & i . B i n d i n g s i t e f o r r e p r e s s o r p r o t e i n q . O p e r t o r g e n e & i . C o d e (s) f o r t h e p r o t e i n o f t h e e n z y m e s r . P r o m o t e r g e n e & i i i . C o d e (s) f o r r e p r e s s o r p r o t e i n s . S t r u c t u r a l g e n e s & i v . B i n d i n g S i t e f o r R N A p o l y m e r a s e \end{matrix}

Column-I	Column-II
(A) Structural gene	(i) Binding site for a repressor protein
(B) Operator gene	(ii) Codes for a repressor protein
(C) Promoter gene	(iii) Induce lactose transport from the medium
(D) Regulator gene	(iv) Codes for protein enzyme
	(v) Binding site for RNA polymerase

\begin{matrix} C o l u m n I & C o l u m n I I p . R e g u l a t o r g e n e & i . B i n d i n g s i t e f o r r e p r e s s o r p r o t e i n q . O p e r a t o r g e n e & i i . C o d e (s) f o r t h e p r o t e i n o f t h e e n z y m e s r . P r o m o t e r g e n e & i i i . C o d e (s) f o r r e p r e s s o r p r o t e i n s . S t r u c t u r a l g e n e s & i v . B i n d i n g S i t e f o r R N A p o l y m e r a s e \end{matrix}

Join BYJU'S Learning Program