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DNA Structure and Replication

DNA Structure and Replication
The packing ratio of nucleosomes is about

6
8
7
9

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DNA Structure and Replication
In DNA, guanine pairs with

Thymine
Uracil
Cytosine
Adenine

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DNA Structure and Replication
Replication in E. coli is initiated by the generation of short RNA primers using

RNA polymerase
both (a) and (b)
primase
reverse transcriptase

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DNA Structure and Replication
An important difference between eukaryotic and prokaryotic DNA replication is

eukaryotic DNA polymerases are faster
more DNA polymerases are found in eukaryotes
RNA primers are not required in eukaryotes
multiple origins of replication in eukaryotes

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DNA Structure and Replication
DNA replication in eukaryotes occurs only in

G2 phase
G1 phase
M phase
S phase

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DNA Structure and Replication
What is the only common methylation in the DNA of eukaryotes?

Guanosine in ApGpA trinucleotides
Adenosine in GpA dinucleotides
None of these
Cytosine in CpG dinucleotides

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