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Recombinant DNA

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

Phage
Cosmid
Plasmid
YAC

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

gene gun
inoculating needle
DNA probe
laser

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

helicases
restriction endonucleases
DNA gyrase
DNA ligase

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Recombinant DNA
Problems in obtaining large amounts of proteins encoded by recombinant genes can often be overcome by using

all of these
YACS
BACS
expression vectors

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Recombinant DNA
A short molecule containing 2-20 nucleotide is

oligonucleotide
vector
plasmid
mononucleotide

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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 helicase
DNA polymerase
Restriction endonuclease

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