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DNA Structure and Replication

DNA Structure and Replication
Enzymes, responsible for unraveling short segments of DNA is

DNA polymerase
helicase
DNA ligase
primase

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DNA Structure and Replication
The DNA is negatively super coiled, complexes to histone,

H-NS
HU
All of these
HSP-1

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DNA Structure and Replication
An enzyme that recognizes foreign DNA, and results in a cut in that DNA is called

transposase
helicase
reverse transcriptase
restriction endonuclease

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DNA Structure and Replication
The 5' and 3' numbers are related to the

length of the DNA strand
the base pair rule
the number of phosphates
carbon number in sugar

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DNA Structure and Replication
The DNA polymerase in bacteria, responsible for DNA synthesis is

all of these
Polymerase I
Polymerase III
Polymerase II

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DNA Structure and Replication
E.coli DNA polymerases II and III lack

partially 5' → 3' exonuclease activity
5' → 3' exonuclease activity
partially 5' → 3' endonuclease activity
5' → 3' endonuclease activity

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