Molecular Basis of Inheritance MCQ for NEET 2026

Master Molecular Basis of Inheritance with 500+ free MCQs covering DNA structure, replication, transcription, translation, genetic code, and gene regulation for NEET preparation.

500+

Questions

8-10%

NEET Weightage

Hard

Difficulty

Chapters

Start Practicing Molecular Basis of Inheritance MCQs

NCERT Chapters Covered

DNA Structure

DNA Replication

Transcription

Translation

Gene Regulation

Reference: NCERT Class 12 Biology, Chapter 6

Important Topics for NEET

Watson-Crick ModelSemiconservative ReplicationOkazaki FragmentsmRNA ProcessingGenetic Code PropertiesLac OperonCentral DogmaDNA PolymeraseRNA PolymeraseCodon-Anticodon PairingPost-transcriptional Modifications

Sample Questions

Q1. DNA polymerase III requires a primer because it can only add nucleotides to

Answer: 3' OH end of existing strand

Q2. The anticodon for the codon AUG is

Answer: UAC

Q3. In lac operon, the repressor protein is synthesized by

Answer: i gene (regulator gene)

Q4. Okazaki fragments are synthesized on which strand during DNA replication

Answer: Lagging strand (3' to 5' template)

Why Practice Molecular Basis of Inheritance MCQs for NEET?

Molecular Basis of Inheritance is one of the most important topics for NEET Biology, with a weightage of 8-10%. Mastering this topic through regular MCQ practice can significantly boost your NEET score. Our free Molecular Basis of Inheritance MCQ practice includes questions from NCERT textbooks and previous year NEET papers.

How to Score Well in Molecular Basis of Inheritance

Focus on understanding concepts from NCERT thoroughly
Practice diagram-based questions regularly
Solve previous year NEET questions from this topic
Review your mistakes and weak areas consistently
Use our spaced repetition system for better retention

Practice More Topics

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Sample Questions

Q1. DNA polymerase III requires a primer because it can only add nucleotides to

Answer: 3' OH end of existing strand

Q2. The anticodon for the codon AUG is

Answer: UAC

Q3. In lac operon, the repressor protein is synthesized by

Answer: i gene (regulator gene)

Q4. Okazaki fragments are synthesized on which strand during DNA replication

Answer: Lagging strand (3' to 5' template)

Why Practice Molecular Basis of Inheritance MCQs for NEET?

How to Score Well in Molecular Basis of Inheritance

Focus on understanding concepts from NCERT thoroughly

Practice diagram-based questions regularly

Solve previous year NEET questions from this topic

Review your mistakes and weak areas consistently

Use our spaced repetition system for better retention