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DNA Structure and Replication

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

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

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DNA Structure and Replication
Which enzyme catalyzes the elongation of DNA molecules?

Helicase
Primase
DNA polymerase
DNA ligase

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DNA Structure and Replication
Automated DNA sequencing uses the chain termination method

with no primer
but with a polynucleotide primer labeled with a fluorescent dye
either (b) or (c)
but with an oligonucleotide primer labeled with a fluorescent dye

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DNA Structure and Replication
Reverse transcriptase produces

RNA from DNA
DNA from peptides
DNA from RNA
RNA from RNA

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DNA Structure and Replication
Number of times the two DNA strands are interwined in circular DNA and is known as

linking number
none of these
twisting number
helix frequency

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

semi-conservative replication
Cri du Chat
conservative replication
dispersive replication

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MORE MCQ ON DNA Structure and Replication

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