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NEET UG BIOLOGY MCQ: BIOTECHNOLOGY-PRINCIPLES AND PROCESSES
1
Medium
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Application
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Using imprints from a plate with complete medium and carrying bacterial colonies, you can select streptomycin resistant mutants and prove that such mutations do not originate as adaptation. These imprints need to be used
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Correct option: A
Only on plates with streptomycin
Option A (Only on plates with streptomycin) is correct because to select for streptomycin-resistant mutants, you need to plate the imprints on a medium containing streptomycin.
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Assertion: Special methods are used for
transformation i.e., incorporation of recombinant
DNA into molecule.
Reason: DNA is a hydrophilic molecule. Proteins are removed by treatment with Enzyme isolated from Thermus aquaticus bacterium is used in plasmids used in genetic engineering is obtained from Which one of the following hydrolyses internal phosphodiester bonds in a polynucleotide chain? Which one of the following is used as vector for cloning genes into higher organisms?
transformation i.e., incorporation of recombinant
DNA into molecule.
Reason: DNA is a hydrophilic molecule. Proteins are removed by treatment with Enzyme isolated from Thermus aquaticus bacterium is used in plasmids used in genetic engineering is obtained from Which one of the following hydrolyses internal phosphodiester bonds in a polynucleotide chain? Which one of the following is used as vector for cloning genes into higher organisms?