Recombinant DNA
A molecular technique in which DNA sequences between two oligonucleotide primers can be amplified is known as

DNA replication
polymerase chain reaction
southern blotting
northern blotting

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Recombinant DNA
Bacterial cells protect their own DNA from degradation by restriction endonucleases by

deleting all recognition sites from the genome
methylating the DNA at the sites that the enzyme recognizes
not producing any restriction endonucleases
having anti restriction endonucleases

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Recombinant DNA
Electroporation is

the process of combining foreign DNA to an electrically charged vector molecule
the process of separating charged molecules through a gel maintained in an electric field
the process of multiplication of the cells
the application of high voltage pulses

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