MCQ
The immunity obtained after the body has recovered from a disease is:
- ✓Active immunity
- BPassive immunity
- CBoth $A$ and $B$
- DInnate immunity
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$II.$ If a foreign $DNA$ ligates at the Bam Hl site oftetracycline resistance gene in the vector $pBR322$, the recombinant plasmid loses the tetracycline resistance due to insertion offoreign $DNA$.
Choose regarding the above statements.