Question

Match the following genes of the lac operon listed in column ‘A’ with their respective products listed in column ‘B’:

	A Gene		B Products
a.	‘i’ gene	(i)	β-galactosidase
b.	‘z’ gene	(ii)	lac permease
c.	‘a’ gene	(iii)	repressor
d.	‘y’ gene	(iv)	transacetylase

Select the correct option:

Options

• a - (i), b - (iii), c - (ii), d - (iv)

• a - (iii), b - (i), c - (ii), d - (iv)

• a - (iii), b - (i), c - (iv), d - (ii)

• a - (iii), b - (iv), c - (i), d - (ii)

Answer 1

a - (iii), b - (i), c - (iv), d - (ii)

Explanation:

	A Gene		B Products
a.	‘i’ gene	(iii)	repressor
b.	‘z’ gene	(i)	β-galactosidase
c.	‘a’ gene	(iv)	transacetylase
d.	‘y’ gene	(ii)	lac permease