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← Bihar Board Class 12 PYQ
Molecular Basis of Inheritance
Bihar Board Class 12 · Biology · 70 past questions
Topic
Structure of DNA and nucleic acids
3
Lac operon and gene regulation
2
DNA as genetic material and key scientists
1
Genetic code, splicing and translation
1
Recombinant DNA technology and tools
1
Transcription and RNA
1
DNA replication
0
Human Genome Project and genomics
0
NEW: Genetic code把
0
Level
Easy
3
Moderate
0
Year
2026
2
2025
3
2024
0
2023
1
2022
2
2021
3
2020
0
2019
2
2018
1
2017
1
2016
3
2015
1
3 of 70 ·
show all
Q36
2021 Set H
Purinc bases of DNA are
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Q38
2021 Set H
Pyrimidines present in RNA are
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Q39
2021 Set H
Nucleoside is
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