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DNA Structure and Replication

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

Telomerase
DNA polymerase
DNA ligase
Primase

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

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

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DNA Structure and Replication
DNA with a G-C content of 50% will melt at approximately

60°C
100 °C
70 °C
90 °C

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

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DNA Structure and Replication
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as

discontinuous
antiparallel
semiconservative
mutational

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DNA Structure and Replication
Which will require a higher temperature to denature?

DNA with a high A-T content
RNA with a high A-T content
DNA with a high G-C content
RNA with a high G-C content

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MORE MCQ ON DNA Structure and Replication

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