🔬 Biology · Molecular Basis of Inheritance · NEET

The two strands of a DNA molecule are held together by ___ bonds between the bases:

A hydrogen
B peptide
C ionic
D strong covalent

Correct answer: A. hydrogen

Explanation: Weak hydrogen bonds between complementary bases hold the two strands together.

Concept context

DNA structure, replication, transcription, translation, the genetic code, and gene regulation (lac operon). The single most important chapter for NEET molecular biology.

Read the full Molecular Basis of Inheritance notes →

The two strands of a DNA molecule are held together by ___ bonds between the bases:

Concept context

More Molecular Basis of Inheritance questions