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Recombinant DNA

Recombinant DNA
Which of the following vector can maintain the largest fragment of foreign DNA?

Plasmid
Phage
YAC
Cosmid

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Recombinant DNA
What is the normal role of restriction endonucleases in bacterial cells?

To produce RNA primers for replication
To degrade invading phage DNA
To degrade the bacterial chromosome into small pieces during replication
All of these

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Recombinant DNA
Which of the following is obtained using processed mRNA molecules as a template?

rDNA
cDNA
mDNA
tDNA

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Recombinant DNA
The deliberate modifications of an organism's genetic information by directly changing its nucleic acid content is a subject matter of

microbiology
genetic engineering
population genetics
protein engineering

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

northern blotting
DNA replication
southern blotting
polymerase chain reaction

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Recombinant DNA
Which of the following enzyme is used to covalently bond foreign DNA to a vector plasmid?

DNA ligase
DNA polymerase
DNA helicase
Restriction endonuclease

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