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DNA Structure and Replication

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

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

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

semi-conservative replication
conservative replication
dispersive replication
Cri du Chat

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DNA Structure and Replication
In DNA double helix, the two DNA chains are held together by

covalent bonds between the pair of bases
ionic bonds between the pair of bases
hydrogen bonds between the pair of bases
None of these

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DNA Structure and Replication
Okazaki fragments occur during

replication
synthesis
transformation
polymerase reaction

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DNA Structure and Replication
Which of the following are short nucleotides strands made by DNA polymerase working in the opposite direction of the replication fork?

Leading strands
Primers
Okazaki fragments
Lagging strand

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

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

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