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Q. No.Lysozyme should be used when isolating DNA in a pure form from:
| 1. | A bacterial cell | 2. | A fungal cell |
| 3. | A plant cell | 4. | An animal cell |
Subtopic: Â Process of Biotech |Â Restriction Enzymes - Main Enzymes |Â General Design of an rDNA experiment |
 87%
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To obtain DNA in pure form, the enzyme that should never be used to hydrolyse biomolecules in a cell lysate, will be:
| 1. | Lysozyme or Chitinase | 2. | DNase |
| 3. | DNAs | 4. | Proteases |
Subtopic: Â Process of Biotech |
 76%
From NCERT
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Gene cloning occurs:
| 1. | when a phage transfers bacterial DNA from one bacterium to another. |
| 2. | when a bacterium takes up DNA from the surrounding fluid. |
| 3. | when a bacterium carrying a recombinant plasmid reproduces, thus allowing for the production of multiple copies of the recombinant plasmid. |
| 4. | when DNA is produced from an RNA template. |
Subtopic: Â Process of Biotech |
 92%
From NCERT
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Q. No.
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