Question

Which intermolecular force plays a pivotal role in biological molecules such as proteins and DNA ?

•hydrogen bonding
•dispersion force
•dipole-dipole force
•Ion-dipole force

Answer 1

hydrogen bonding

Step-by-step explanation:

just took the test :D

Answer 2

Hydrogen bonding
In the secondary structure of a protein, hydrogen bonds between amino acids determine the configuration of the molecules.
In DNA, hydrogen bonds connect the nitrogenous bases (2 hydrogen bonds between adenine and thymine, 3 hydrogen bonds between guanine and cytosine)