MCQ
Chargaff's rules are applicable to
- Asingle stranded $RNA.$
- Bsingle stranded $DNA$ and $RNA.$
- Csingle stranded $DNA.$
- ✓double stranded $DNA.$
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| $(a)$ Fourth trophic level | $(i)$ Crow |
| $(b)$ Second trophic level | $(ii)$ Vulture |
| $(c)$ First trophic level | $(iii)$ Rabbit |
| $(d)$ Third trophic level | $(iv)$ Grass |
Select the correct option :
$(a)\quad(b) \quad(c) \quad(d)$