MCQ
The base adenine occurs in
- A$DNA$ only
- B$RNA$ only
- ✓$DNA$ and $RNA$ both
- DProtein
✓
Answer
Correct option: C.
$DNA$ and $RNA$ both
c
(c) Adenine is a purine base common in both $RNA$ and $DNA$.
(c) Adenine is a purine base common in both $RNA$ and $DNA$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which of the following would not rearrange to a more stable form ?
Given the activation energy for forward direction and backward direction are $50\, KJ$ and $30\, KJ$. The reaction would be
→The final product $C$, obtained in this reaction
→image $\xrightarrow{{A{c_2}O}}A\mathop {\xrightarrow{{B{r_2}}}}\limits_{C{H_3}COOH} B\mathop {\xrightarrow{{{H_2}O}}}\limits_{{H^ + }} C$ would be
In dark, which of the following reacts with hydrogen
On balancing the given redox reaction,
$aFe ^{2+}+ bCr _2 O _7^{2-}+ cH ^{+} \rightarrow dFe ^{3+}+ eCr ^{3+}+ fH _2 O$
the coefficients a,b,c,d,e & f are found to be, respectively:
→$aFe ^{2+}+ bCr _2 O _7^{2-}+ cH ^{+} \rightarrow dFe ^{3+}+ eCr ^{3+}+ fH _2 O$
the coefficients a,b,c,d,e & f are found to be, respectively:
Hybridization of $C_3$ and $C_6$ carbon atoms respectively
→What is the potential of the cell containing two hydrogen electrodes as represented below ........... $\mathrm{V}$
→$Pt:\frac{1}{2}\,{H_2}\left( g \right)\,|{H^ + }\left( {{{10}^{ - 8}}\,M} \right)||{H^ + }\,\left( {{{10}^{ - 3}}\,M} \right)|\frac{1}{2}\,{H_2}\left( g \right)\,;Pt$
For the reaction $2P + Q \to R$. If the rate of appearance of $R$ is $0.5\, mol/L-hour$ then the rate of disappearance of $P$ and $Q$ are
→The correct increasing order of basic strength for the following compounds is
A compound contains three elements $A, B$ and $C$ if the oxidation number of $A= + 2, B = + 5 $ and $C = -2,$ the possible formula of the compound is
→