MCQ
Genetic material of AIDS virus is :
- ASingle stranded DNA
- ✓Single stranded RNA
- CDouble stranded DNA
- DDouble stranded RNA
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| $Country$ | $Birth\, rate$ $/1000$ | $Death$ $/1000$ |
| $M$ | $15$ | $5$ |
| $N$ | $25$ | $10$ |
| $O$ | $35$ | $18$ |
| $P$ | $48$ | $41$ |