MCQ
The most important feature in a plasmid to be used as a vector is:
- APresence of a selectable marker.
- BPresence of sites for restriction endonuclease.
- COrigin of replication (ori).
- DIts size.
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| Column $-I$ | Column $-II$ |
| $(A)$ Tuberculosis | $(i)$ Harmless virus |
| $(B)$ Whooping cough | $(ii)$ Inactivated toxin |
| $(C)$ Diphtheria | $(iii)$ Killed bacteria |
| $(D)$ Polio | $(iv)$ Harmless bacteria |