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Q. No.The enzyme (a) is needed for isolating genetic material from plant cells and enzyme (b) for isolating genetic material from fungus. Choose the correct pair of options from the following :
1. (a) Cellulase (b) Protease
2. (a) Cellulase (b) Chitinase
3. (a) Chitinase (b) Lipase
4. (a) Cellulase (b) Lipase
Subtopic: General Design of an rDNA experiment |
93%
From NCERT
NEET - 2022
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Pathogenic bacteria gain resistance to antibiotics due to changes in their :
1. Cosmids
2. Plasmids
3. Nucleus
4. Nucleoid
1. Cosmids
2. Plasmids
3. Nucleus
4. Nucleoid
Subtopic: Cloning Vector |
84%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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Which of the following methods is not commonly used for introducing foreign DNA into the plant cell?
1. Agrobacterium mediated transformation
2. Gene gun
3. 'Disarmed pathogen' vectors
4. Bacteriophages
1. Agrobacterium mediated transformation
2. Gene gun
3. 'Disarmed pathogen' vectors
4. Bacteriophages
Subtopic: Transforming Plant & Animal Cell |
57%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
Refer to the following statements for agarose-gel electrophoresis:
Choose the most appropriate answer from the options given below :
| (a) | Agarose is a natural polymer obtained from sea-weed. |
| (b) | The separation of DNA molecules in agarose-gel electrophoresis depends on the size of DNA. |
| (c) | The DNA migrates from negatively-charged electrode to the positively-charged electrode. |
| (d) | The DNA migrates from positively-charged electrode to the negatively-charged electrode. |
Choose the most appropriate answer from the options given below :
| 1. | (a) and (b) only | 2. | (a), (b) and (c) only |
| 3. | (a), (b) and (d) only | 4. | (b), (c) and (d) only |
Subtopic: Separation and Isolation of DNA fragments |
82%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
Pathogenic bacteria gain resistance to antibiotics due to changes in their :
| 1. | Cosmids | 2. | Plasmids |
| 3. | Nucleus | 4. | Nucleoid |
Subtopic: Process of Biotech |
87%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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Complete the analogy with respect to the method of gene transfer and the most suitable host cell for it
Microinjection : Animal cell :: Biolistics:______
Select the correct option:
1. Bacteria
2. Plant cell
3. Bacteriophage
4. Fungal cell
Microinjection : Animal cell :: Biolistics:______
Select the correct option:
1. Bacteria
2. Plant cell
3. Bacteriophage
4. Fungal cell
Subtopic: Transforming Plant & Animal Cell |
93%
From NCERT
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Read the following statements and choose the correct option.
Statement (A): In gel electrophoresis, the most commonly used matrix is agar.
Statement (B): Agar is a natural polymer extracted from sea weeds.
1. Both statements (A) and (B) are correct
2. Both statements (A) and (B) are incorrect
3. Only statement (A) is correct
4. Only statement (B) is correct
Statement (A): In gel electrophoresis, the most commonly used matrix is agar.
Statement (B): Agar is a natural polymer extracted from sea weeds.
1. Both statements (A) and (B) are correct
2. Both statements (A) and (B) are incorrect
3. Only statement (A) is correct
4. Only statement (B) is correct
Subtopic: Separation and Isolation of DNA fragments |
From NCERT
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How many statements given below are correct with respect to plasmids?
Select the correct option.
1. Three
2. Four
3. Two
4. One
| a. | They float freely in the cytoplasm of certain bacterial cells. |
| b. | They have the ability to replicate, independent of the genomic DNA. |
| c. | Herbert Boyer developed a method of removing and reinserting them in the cells. |
| d. | They are circular ssDNA molecules. |
1. Three
2. Four
3. Two
4. One
Subtopic: Introduction & History |
From NCERT
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Which of the following can act as selectable markers in a cloning vector?
a. ampR
b. tetR
c. ori
d. rop
Select the correct option.
1. (a) and (b)
2. (c) and (d)
3. (a), (c) and (d)
4. (a), (b), (c) and (d)
a. ampR
b. tetR
c. ori
d. rop
Select the correct option.
1. (a) and (b)
2. (c) and (d)
3. (a), (c) and (d)
4. (a), (b), (c) and (d)
Subtopic: Cloning Vector |
86%
From NCERT
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A mixture containing DNA fragments, p, q, r and s with size of p + r = q, p > r and s > q, was subjected to agarose gel electrophoresis. The positions of these fragments from cathode to anode sides of the gel would be
1. q, s, p, r
2. s, q, p, r
3. r, p, q, s
4. p, r, s, q
1. q, s, p, r
2. s, q, p, r
3. r, p, q, s
4. p, r, s, q
Subtopic: Separation and Isolation of DNA fragments |
67%
From NCERT
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