<span>Purines and pyrimidines form hydrogen bonds between each other. Certain polar chemical groups form electrostatic interactions or hydrogen bonds. The A-T and C-G pairings form the hydrogen bonds between the amine and carbonyl groups on the complementary bases.</span>
Answer:
do you want a story or joke?
Explanation:
Answer:
What answer choices are there?
Explanation:
C. Increases digestibility
