Assertion (A): | A piece of DNA, if needed to be propagated during recombinant DNA procedures, requires a vector. |
Reason (R): | The vectors provide the origin of replication. |
1. | Both (A) and (R) are True but (R) does not correctly explain (A). |
2. | (A) is False but (R) is True. |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are True and (R) correctly explains (A). |