NEET Zoology
Selectable Markers Iii
Low Priority
Consistency: 5%
Weightage: 1 / 20 Yrs
High-Yield Trend
1
2013 Questions 1 MCQs
01
PYQ 2013
easy
zoology ID: neet-201
The colonies of recombinant bacteria appear white because of:
| 1. | Insertional inactivation of alpha-galactosidase in non-recombinant bacteria |
| 2. | Insertional inactivation of beta-galactosidase in recombinant bacteria |
| 3. | Inactivation of glycosidase enzyme in recombinant bacteria |
| 4. | Non-recombinant bacteria containing beta-galactosidase |
1
(1)
2
(2)
3
(3)
4
(4)