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Recombinant DNA

Recombinant DNA
A short molecule containing 2-20 nucleotide is

oligonucleotide
vector
plasmid
mononucleotide

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Recombinant DNA
Enzymes that recognize and cleave specific 4 to 8 base pair sequences of DNA are

helicases
DNA ligase
DNA gyrase
restriction endonucleases

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

DNA polymerase
DNA helicase
Restriction endonuclease
DNA ligase

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Recombinant DNA
The piece of equipment, that introduces DNA into cells via DNA-coated microprojectiles is known as

DNA probe
laser
inoculating needle
gene gun

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Recombinant DNA
Which of the following is not commonly used as vector?

Plasmid
Fungi
Cosmid
Artificial chromosome

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Recombinant DNA
In genetic engineering, a chimera is

an enzyme that links DNA molecules
a fungi
a virus that infects bacteria
a plasmid that contains foreign DNA

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