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DNA Structure and Replication

DNA Structure and Replication
Okazaki fragments occur during

polymerase reaction
transformation
synthesis
replication

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DNA Structure and Replication
If one cell has AT contents 40%, what will be the percentage of Guanine residue?

30%
Guanine residue can not be calculated
60%
15%

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DNA Structure and Replication
DNA segments capable of moving from one place in the genome to another is known as

moving elements
introns
retrovirus
transposons

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DNA Structure and Replication
DNA helicase is used to

unwind the double helix
break a phosphodiester bond in DNA strand
None of these
interact the double helix closely

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DNA Structure and Replication
Enzyme, responsible for proofreading base pairing is

DNA polymerase
DNA ligase
Primase
Telomerase

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DNA Structure and Replication
The melting of 40-45 bp at the oriC site of E. coli requires

DNA + ATP + HU
DNA+ ATP + HU + DNAb + DNAa
DNA + ATP + HU + DNAb
DNA + ATP + HU + DNAb + DNAa + Pol III holoenzyme

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