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Q. No.Subtopic: Human Genome Project | DNA Fingerprinting |
77%
From NCERT
NEET - 2023
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Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
| Statement I: | RNA mutates at a faster rate. |
| Statement II: | Viruses having RNA genome and shorter life span mutate and evolve faster. |
| 1. | Statement I is false but Statement II is true. |
| 2. | Both Statement I and Statement II are true. |
| 3. | Both Statement I and Statement II are false. |
| 4. | Statement I is true but Statement II is false. |
Subtopic: DNA vs RNA as Genetic Material |
89%
From NCERT
NEET - 2023
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Which one of the following is the sequence on corresponding coding strand, if the sequence on mRNA formed is as follows
5'AUCGAUCGAUCGAUCGAUCGAUCGAUCG 3'?
1. 3' ATCGATCGATCGATCGATCGATCGATCG 5'
2. 5' UAGCUAGCUAGCUAGCUAGCUAGCUAGC 3'
3. 3' UAGCUAGCUAGCUAGCUAGCUAGCUAGC 5'
4. 5' ATCGATCGATCGATCGATCGATCGATCG 3'
5'AUCGAUCGAUCGAUCGAUCGAUCGAUCG 3'?
1. 3' ATCGATCGATCGATCGATCGATCGATCG 5'
2. 5' UAGCUAGCUAGCUAGCUAGCUAGCUAGC 3'
3. 3' UAGCUAGCUAGCUAGCUAGCUAGCUAGC 5'
4. 5' ATCGATCGATCGATCGATCGATCGATCG 3'
Subtopic: Transcription: I | Transcription:II | Transcription: III | Transcription: IV | Transcription |
51%
From NCERT
NEET - 2023
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The last chromosome sequenced in Human Genome project was:
| 1. | Chromosome 6 | 2. | Chromosome 1 |
| 3. | Chromosome 22 | 4. | Chromosome 14 |
Subtopic: Human Genome Project |
74%
From NCERT
NEET - 2023
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Name the component that binds to the operator region of an operon and prevents RNA polymerase from transcribing the operon.
| 1. | Promotor | 2. | Regulator protein |
| 3. | Repressor protein | 4. | Inducer |
Subtopic: Gene Regulation: Lac Operon |
73%
From NCERT
NEET - 2023
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Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is true but Statement II is false
2. Statement I is false but Statement II is true
3. Both Statement I and Statement II are true
4. Both Statement I and Statement II are false
| I: | The process of copying genetic information from one strand of the DNA into RNA is termed as transcription |
| II: | A transcription unit in DNA is defined primarily by the three regions in the DNA i.e. a promoter, the structural gene and a terminator. |
1. Statement I is true but Statement II is false
2. Statement I is false but Statement II is true
3. Both Statement I and Statement II are true
4. Both Statement I and Statement II are false
Subtopic: Transcription |
87%
From NCERT
NEET - 2023
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Which scientist conducted an experiment with 32p and 35s labelled phages for demonstrating that DNA is the genetic material?
1. James D. Watson and F.H.C Crick
2. A.D. Hershey and M.J. Chase
3. F. Griffith
4. O.T. Avery, C.M. MacLeod and M. McCarty
1. James D. Watson and F.H.C Crick
2. A.D. Hershey and M.J. Chase
3. F. Griffith
4. O.T. Avery, C.M. MacLeod and M. McCarty
Subtopic: Search for Genetic Material |
82%
From NCERT
NEET - 2023
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Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is correct but Statement II is incorrect.
2. Statement I is incorrect but Statement II is correct
3. Both Statement I and Statement II are correct
4. Both Statement I and Statement II are incorrect
| Statement I: | RNA being unstable, it mutates at a faster rate |
| Statement II: | RNA can directly code for synthesis of proteins hence can easily express the characters. |
1. Statement I is correct but Statement II is incorrect.
2. Statement I is incorrect but Statement II is correct
3. Both Statement I and Statement II are correct
4. Both Statement I and Statement II are incorrect
Subtopic: DNA vs RNA as Genetic Material |
85%
From NCERT
NEET - 2023
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Which one of the following acts as an inducer for lac operon?
| 1. | Sucrose | 2. | Lactose |
| 3. | Glucose | 4. | Galactose |
Subtopic: Gene Regulation: Lac Operon |
89%
From NCERT
NEET - 2023
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With reference to Hershey and Chase experiments, select the correct statements:
Choose the most appropriate answer from the options given below:
| A: | Viruses grown in the presence of radioactive phosphorus contained radioactive DNA. |
| B: | Viruses grown on radioactive sulphur contained radioactive proteins. |
| C: | Viruses grown on radioactive phosphorus contained radioactive protein |
| D: | Viruses grown on radioactive sulphur contained radioactive DNA |
| E: | Viruses grown on radioactive protein contained radioactive DNA |
| 1. | (D) and (E) only | 2. | (A) and (B) only |
| 3. | (A) and (C) only | 4. | (B) and (D) only |
Subtopic: Search for Genetic Material |
83%
From NCERT
NEET - 2023
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