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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
DNA as genetic material and key scientists
2
Lac operon and gene regulation
2
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
9
Moderate
1
Year
2026
9
2025
5
2024
9
2023
7
2022
4
2021
10
2020
3
2019
8
2018
5
2017
4
2016
3
2015
3
10 of 70 ·
show all
Q35
2021 Set H
Anticodons are found in
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Q36
2021 Set H
Purinc bases of DNA are
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Q37
2021 Set H
Source of EcoRI enzyme is
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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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Q40
2021 Set H
What does operon model represent?
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Q41
2021 Set H
DNA is genetic material of
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Q42
2021 Set H
A sequence of three bases on tRNA which binds to mRNA codon is
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Q43
2021 Set H
Operon model was proposed by
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Q44
2021 Set H
In a DNA molecule, the cytosine is 18%, then the percentage of adenine will be
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