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Q. No.Assertion: Ribonulceoside triphosphates provide energy for polymerization reaction during replication of DNA.
Reason: Ribonulceoside triphosphates serve dual purposes during DNA replication and act as substrate as well for polymerisation.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Subtopic: DNA Replication |
54%
Level 3: 35%-60%
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Assertion: A piece of DNA if needed to be propagated during recombinant DNA procedures requires a vector.
Reason: Plasmids are good cloning vectors and are extrachromosomal DNA molecules found in some bacteria.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Reason: Plasmids are good cloning vectors and are extrachromosomal DNA molecules found in some bacteria.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Subtopic: DNA Replication |
64%
Level 2: 60%+
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Assertion: It is necessary to define the boundaries that would demarcate the region and the strand of DNA that would be transcribed.
Reason: Unlike DNA replication the synthesis of RNA on the template of DNA does not follow complementarity.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Reason: Unlike DNA replication the synthesis of RNA on the template of DNA does not follow complementarity.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Subtopic: Genetic Code | Transcription |
71%
Level 2: 60%+
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Assertion (A): In transcription the strand that does not code for anything is referred to as the coding strand.
Reason (R): All the reference point while defining a transcription unit is made with coding strand.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): All the reference point while defining a transcription unit is made with coding strand.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic: Transcription |
63%
Level 2: 60%+
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Assertion: It is the presence of the promoter in a transcription unit that defines the template and coding strands.
Reason: Promoter is a DNA sequence that provides binding site for RNA polymerase.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Reason: Promoter is a DNA sequence that provides binding site for RNA polymerase.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Subtopic: Transcription |
53%
Level 3: 35%-60%
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Assertion: Transcription and translation can be coupled in bacteria.
Reason: The mRNA does not require any processing and both processes take place in same compartment.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Reason: The mRNA does not require any processing and both processes take place in same compartment.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Subtopic: Translation |
84%
Level 1: 80%+
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Assertion: An adapter molecule, that on one hand can read the genetic code and on the other hand can bind to specific amino acids, is required for translation of proteins.
Reason: Amino acids have no structural specialities to read the code uniquely.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Reason: Amino acids have no structural specialities to read the code uniquely.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.
Subtopic: Genetic Code |
67%
Level 2: 60%+
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Assertion: Regulation of lac operon by repressor is referred to as negative regulation.
Reason: Regulation of lac operon is visualised as regulation of enzyme synthesis by its substrate.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Assertion is true but reason is false.
3. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
4. Both assertion and reason are false.
Reason: Regulation of lac operon is visualised as regulation of enzyme synthesis by its substrate.
1. Both assertion and reason are true and the reason is the correct explanation of the assertion.
2. Assertion is true but reason is false.
3. Both assertion and reason are true but the reason is not the correct explanation of the assertion.
4. Both assertion and reason are false.
Subtopic: Gene Regulation: Lac Operon |
Level 4: Below 35%
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In the lac operon, transcription is regulated by a repressor protein and only takes place in the presence of lactose. Which of the following statements is correct?
1. The repressor protein binds to the promoter site to inhibit transcription.
2. Lactose binds to the promoter site to initiate transcription.
3. Lactose binds to the repressor protein to inhibit transcription.
4. The repressor protein binds the operator site to inhibit transcription.
1. The repressor protein binds to the promoter site to inhibit transcription.
2. Lactose binds to the promoter site to initiate transcription.
3. Lactose binds to the repressor protein to inhibit transcription.
4. The repressor protein binds the operator site to inhibit transcription.
Subtopic: Gene Regulation: Lac Operon |
66%
Level 2: 60%+
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One of the most frequently used techniques in DNA fingerprinting is:
1. VNTR
2. SSCP
3. SCAR
4. AFLP
1. VNTR
2. SSCP
3. SCAR
4. AFLP
Subtopic: DNA Fingerprinting |
94%
Level 1: 80%+
NEET - 2013
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NEET 2026 - Target Batch - Vital
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