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← Bihar Board Class 12 PYQ
Molecular Basis of Inheritance
Bihar Board Class 12 · Biology · 70 past questions
Topic
DNA as genetic material and key scientists
2
Genetic code, splicing and translation
2
Transcription and RNA
2
DNA replication
1
Lac operon and gene regulation
1
Recombinant DNA technology and tools
1
Human Genome Project and genomics
0
NEW: Genetic code把
0
Structure of DNA and nucleic acids
0
Level
Easy
7
Moderate
2
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
9 of 70 ·
show all
Q15
2024 Set E
Which of the following statements is incorrect about DNA replication?
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Q16
2024 Set E
Which of the following enzymes is responsible for transcription of ribosomal RNA?
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Q17
2024 Set E
Some amino acids are coded by more than one codon. Such code is known as
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Q18
2024 Set E
What is the role of y gene in lac operon?
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Q19
2024 Set E
If a foreign DNA is inserted in tetracycline resistant gene, the recombinant plasmid will
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Q20
2024 Set E
Who provided X-ray diffraction data of DNA?
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Q21
2024 Set E
What was the conclusion of Hershey and Chase experiment?
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Q22
2024 Set E
Which of the following is not a termination codon?
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Q23
2024 Set E
What is the meaning of charging of t-RNA?
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