Bio-Chemistry (M.Phil./Ph.D.) 2019 Panjab University Entrance Exam With Answers

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10.

While in laboratory, you will introduce recombinant plasmids into bacterial cells by:

A: Transformation- heat shock of the cells incubated with plasmid DNA in presence of CaCl2
B: Mixing plasmids with an extract of broken cells
C: Electrophoresis- a gentle low voltage gradient draws DNA into the cell
D: Microinjection

The answer is: A

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