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Recombinant DNA Technology

Recombinant DNA Technology
Which of these restriction enzymes produce blunt ends?

XhoI
HindIII
SaII
EcoRV

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Recombinant DNA Technology
When populations are small, gene frequencies can change from generation to generation and some alleles may become fixed in a population. This is called __________ .

inbreeding
heterosis
assortative mating
genetic drift

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Recombinant DNA Technology
Restriction enzymes are named for

the person who discovered
the bacterium they are derived from
None of these
the viral DNA that they attack

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Recombinant DNA Technology
What enzyme forms covalent bonds between restriction fragments?

DNA ligase
DNA polymerase
DNA helicase
DNA primase

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Recombinant DNA Technology
Which of these genes codes for a protein that plays a role in growth?

KRTHA1
DCP1
GH1
SCLC6A4

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Recombinant DNA Technology
In gel electrophoresis, DNA molecules migrate from __________ to __________ ends of the gel.

negative ... positive
positive to negative
basic ... acidic
long ... short

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