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DNA Structure and Replication

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

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

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DNA Structure and Replication
For the DNA replication in eukaryotes, the cell cycle consists of

G1,S, G2 and M phases
G2 and M phases
G1, G2 and M phases
S, G2 and M phases

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DNA Structure and Replication
What is the exact name of the classical Watson-Crick double helix DNA?

B-DNA
A-DNA
Z-DNA
X-DNA

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DNA Structure and Replication
Reverse transcriptase produces

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

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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 + DNAb + DNAa
DNA + ATP + HU
DNA + ATP + HU + DNAb

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DNA Structure and Replication
Proteins which help to open the double helix for DNA synthesis are

DNA helicases
DNA topoisomerase
ligase
single stranded binding proteins

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MORE MCQ ON DNA Structure and Replication

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