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DNA Structure and Replication

DNA Structure and Replication
The accepted hypothesis for DNA replication is

dispersive theory
conservative theory
evolutionary theory
semi-conservative theory

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DNA Structure and Replication
An RNA primer is synthesized by

ligase
DNA helicases
DNA topoisomerase
primase

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DNA Structure and Replication
DNA replication in eukaryotes occurs only in

G1 phase
G2 phase
M phase
S phase

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DNA Structure and Replication
DNA replication takes place in which direction?

3' to 5'
5 'to 3'
Vary from organism to organism
Randomly

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DNA Structure and Replication
DNA gyrase in E. coli

is required only at the oriC site
performs the same function as helicase in eukaryotes
can be inhibited with antibiotics
adds positive supercoils to chromosomal DNA

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DNA Structure and Replication
What is the exact name of the classical Watson-Crick double helix DNA?

B-DNA
A-DNA
Z-DNA
X-DNA

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