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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 nicks or gaps between Okazaki fragments are eventually sealed by

RNA ligase
polymerase
DNA ligase
gyrase

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DNA Structure and Replication
Each replication bubbles consists of

1 replication forks
2 replication forks
3 replication forks
4 replication forks

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DNA Structure and Replication
How does ethidium bromide interact with DNA?

It intercalates between bases
It binds to phosphate
It does not interact
It binds to adenine

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DNA Structure and Replication
Which of the following species lack a 'classical' histone H1?

Saccharomyces cerevisiae
Xenopus laevis
Strongylocentrotus purpuratus
Arabidopsis thaliana

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DNA Structure and Replication
DNA replication in eukaryotes occurs only in

G2 phase
M phase
S phase
G1 phase

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