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DNA Structure and Replication

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

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

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DNA Structure and Replication
There is a single origin for DNA replication in bacteria. How many origins of replication are found in the much larger genomes of eukaryotes such as mammals?

Thousands and tens of thousands
One
About 100
none of these

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DNA Structure and Replication
DNA segments capable of moving from one place in the genome to another is known as

transposons
moving elements
retrovirus
introns

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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
30 nm wide helix with five or six nucleosomes per helix is known as

solenoid
none of these
kinoplast
halonoid

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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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