NEET UG CHEMISTRY MCQ: STATES OF MATTER

1 Medium

1 of 1

Understanding +4 | -1

The reason for double helical structure of DNA is the operation of

View answer and explanation

Correct option: D

Hydrogen bonding

Option D (Hydrogen bonding) is correct because the two strands of DNA are held together by hydrogen bonds between complementary base pairs (adenine with thymine, and guanine with cytosine).

More Questions from STATES OF MATTER

Practice All Chapter MCQs →

If for the gases, the critical temperatures are mentioned below i.e.

\begin{array}{cccccccccccccccccccc} {\underline {{\text{Gas}}} }&{\underline {\,{\text{Critical}}\,\,{\text{temperature}}} } \\ {\text{A}}&{{T_{{C_1}}}} \\ {\text{B}}&{{T_{{C_2}}}} \\ {\text{C}}&{{T_{{C_3}}}} \\ {\text{D}}&{{T_{{C_4}}}} \end{array}

{T_{{C_1}}} > {T_{{C_2}}} > {T_{{C_3}}} > {T_{{C_4}}}

Which of the following can be predicted Which of the following statements is incorrect? Among the following metals interatomic forces are probably weakest in: The interaction energy of London forces between two particles is proportional to

{r^x}

, where

r

is the distance between the particles. The value of

x

is In deriving the kinetic equation we make use of the root mean square speed of the molecules which is: Which force is strongest?