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DNA Structure and Replication

DNA Structure and Replication
An RNA primer is synthesized by

ligase
DNA helicases
DNA topoisomerase
primase

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

Polymerase I
Polymerase II
all of these
Polymerase III

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

HSP-1
All of these
HU
H-NS

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DNA Structure and Replication
What is the IUPAC code for an A, C, T ambiguity in a nucleic acid sequence?

B
H
None of these
S

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DNA Structure and Replication
Without telomerase, what would happen to the ends of chromosomes after each round of replication?

Chromosomes would become progressively shorter
None of these
Nothing would happen
Chromosomes would get longer

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DNA Structure and Replication
Proteins involved in opening a replication bubble are

DNA topoisomerase
DNA helicases
ligase
single stranded binding proteins

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