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DNA Structure and Replication

DNA Structure and Replication
Which of the following would not contain DNA?

Bacteria
Mold
Yeast
Glass crystals

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

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

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DNA Structure and Replication
Messelsen and Stahl model of replication was called

semi-conservative replication
Cri du Chat
dispersive replication
conservative replication

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DNA Structure and Replication
What is the approximate percentage of repetitive DNA sequences in human DNA?

30 to 40%
40 to 50%
20 to 30%
10 to 20%

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

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

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DNA Structure and Replication
For the DNA replication in eukaryotes, the cell cycle consists of

S, G2 and M phases
G1, G2 and M phases
G1,S, G2 and M phases
G2 and M phases

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