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Q. No.During DNA replication, supercoiling is relaxed by:
1. Primase
2. Polymerase
3. DNA Topoisomerase
4. SSBPs
Subtopic: DNA Replication |
70%
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Which of the following is not true?
| 1. | β-Galactosidase–Lac operon |
| 2. | Photorespiration–C3 plants |
| 3. | Krebs cycle–mitochondrial matrix |
| 4. | Southern Hybridization–related to identification of RNA sequence |
Subtopic: DNA Fingerprinting |
89%
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Subtopic: Genetic Code |
90%
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In DNA 20% bases are adenine. What percentage of bases are pyrimidines?
1. 30%
2. 60%
3. 50%
4. 20%
1. 30%
2. 60%
3. 50%
4. 20%
Subtopic: The DNA |
51%
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Subtopic: Translation |
74%
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Minisatellites or VNTR's are used in:
1. DNA Fingerprinting
2. Polymerase Chain Reaction, (PCR)
3. gene therapy
4. gene mapping
1. DNA Fingerprinting
2. Polymerase Chain Reaction, (PCR)
3. gene therapy
4. gene mapping
Subtopic: DNA Fingerprinting |
92%
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hnRNA undergoes two additional processes. Out of them in one process an unusual nucleotide (methyl GPT) is added to the 5' end of the molecule. What would you call this?
1. Tailing
2. Splicing
3. Termination
4. Capping
1. Tailing
2. Splicing
3. Termination
4. Capping
Subtopic: Transcription |
85%
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To which of the following repressor protein is attached?
1. operator
2. Inducer
3. Promoter
4. Structural gene
1. operator
2. Inducer
3. Promoter
4. Structural gene
Subtopic: Gene Regulation: Lac Operon |
75%
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Subtopic: Translation |
84%
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In DNA 20% bases are adenine. What percentage of bases are pyrimidines?
1. 30%
2. 60%
3. 50%
4. 20%
1. 30%
2. 60%
3. 50%
4. 20%
Subtopic: DNA Double Helix |
61%
From NCERT
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