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Q. No.Against the codon 5' UAC 3', what would be the sequence of anticodon on tRNA?
1.
5' AUG 3'
2.
5' ATG 3'
3.
5' GTA 3'
4.
5' GUA 3
Subtopic: Translation |
Level 3: 35%-60%
NEET - 2022
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Assertion: If each strand from a DNA acts as a template for the synthesis of a new strand, the two double stranded DNA thus, produced would be identical to the parental DNA molecule.
Reason: The two strands in a double stranded DNA molecule are identical to each other and antiparallel.
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 two strands in a double stranded DNA molecule are identical to each other and antiparallel.
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 Double Helix | DNA Replication |
Level 3: 35%-60%
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Assertion: A set of positively charged and basic proteins are used in the packaging of Eukaryotic DNA.
Reason: DNA has a negative charge and is an acid.
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: DNA has a negative charge and is an acid.
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 Packaging |
71%
Level 2: 60%+
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Assertion: S-strain of Streptococcus pneumoniae is virulent.
Reason: R-strain bacteria can be transformed by the heat-killed S-strain 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: R-strain bacteria can be transformed by the heat-killed S-strain 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: Search for Genetic Material |
75%
Level 2: 60%+
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| Assertion (A): | In Avery, Macleod and McCarty experiment, digestion of heat-killed lysate with proteases and RNases did not affect transformation but digestion with DNase did. |
| Reason (R): | DNA is the transforming principle. |
| 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: Search for Genetic Material |
85%
Level 1: 80%+
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Assertion: Even after the results of Avery, Macleod and McCarty experiment, not all biologists were convinced that DNA is the hereditary material.
Reason: Proteins were shown to have a great diversity and capability of replication.
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: Proteins were shown to have a great diversity and capability of replication.
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: Search for Genetic Material |
59%
Level 3: 35%-60%
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Assertion: Viruses grown in the presence of radioactive phosphorus will contain radioactive DNA but not radioactive proteins.
Reason: Protein did not enter the bacteria from the viruses in the experiment.
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: Protein did not enter the bacteria from the viruses in the experiment.
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: Search for Genetic Material |
51%
Level 3: 35%-60%
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Assertion: A molecule that can act as a genetic material should be able to generate its replica.
Reason: A molecule that can act as a genetic material should be stable chemically and structurally.
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: A molecule that can act as a genetic material should be stable chemically and structurally.
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 vs RNA as Genetic Material |
80%
Level 1: 80%+
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Assertion: The two strands of a DNA molecule, if separated by heating, can come together when appropriate conditions are provided.
Reason: Heating breaks the hydrogen bonds between nitrogenous bases and leads to denaturation of DNA.
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: Heating breaks the hydrogen bonds between nitrogenous bases and leads to denaturation of DNA.
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: Search for Genetic Material |
51%
Level 3: 35%-60%
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Assertion: Viruses having RNA genome and having shorter life span mutate and evolve faster.
Reason: RNA polymerases have a higher error rate than the DNA polymerases.
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: RNA polymerases have a higher error rate than the DNA polymerases.
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 vs RNA as Genetic Material |
Level 3: 35%-60%
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