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DNA Structure and Replication

DNA Structure and Replication
A cesium chloride will separate DNA molecules by

resorption
density
adhesion
absorption

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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?

Primers
Leading strands
Lagging strand
Okazaki fragments

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

Cri du Chat
semi-conservative replication
dispersive replication
conservative replication

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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
DNA replication takes place in which direction?

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

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DNA Structure and Replication
The nucleosome consists of histone

None of these
hexamer and 146 bp of DNA
octamer and 146 bp of DNA
tetramer and 146 bp of DNA

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