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1
DNA molecules can be cut into sections by using
A)ATP.
B)gel electrophoresis.
C)restriction enzymes.
D)plasmids.
2
Polymerase chain reactions are used to
A)create DNA "fingerprints."
B)cleave bacterial plasmids.
C)seal "sticky ends."
D)identify target plasmids.
3
Interferons are used to disrupt the reproduction of viruses.
A)True
B)False
4
In order to produce a DNA fragment that can be inserted into the DNA of a second organism, one would need to
A)create a compatible DNA segment from an mRNA template.
B)find a virus that could serve as a vector for transfer of the donor DNA.
C)make sure both organisms have compatible DNA.
D)be sure both donor and recipient DNA were prokaryotic or eukaryotic.
E)cut the DNA of the donor and recipient cells with the same restriction enzyme.
5
One possible risk of genetic engineering is the accidental production of dangerously resistant microorganisms.
A)True
B)False





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