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) ß-galactosidase |
| b. ‘z’ gene | (ii) lac permease |
| c. ‘a’ gene | (iii) repressor |
| d. ‘y’ gene | (iv) transacetylase |
| a | b | c | d | |
| (A) | (i) | (iii) | (ii) | (iv) |
| (B) | (iii) | (i) | (ii) | (iv) |
| (C) | (iii) | (i) | (iv) | (ii) |
| (D) | (iii) | (iv) | (i) | (ii) |