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DNA Structure and Replication

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

twisting number
helix frequency
none of these
linking number

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DNA Structure and Replication
The packing ratio of nucleosomes is about

6
9
7
8

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DNA Structure and Replication
The DNA polymerase in bacteria, responsible for DNA synthesis is

Polymerase III
all of these
Polymerase II
Polymerase I

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DNA Structure and Replication
In DNA, guanine pairs with

Uracil
Thymine
Cytosine
Adenine

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DNA Structure and Replication
Who's X-ray work aided Watson and Crick in their discovery of the double helix?

L. Pauling
R. Franklin
W.H. Bragg
Leaderberg

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DNA Structure and Replication
During conventional transformation experiments E. coli cells and plasmid DNA interacts in an environment of

high temperature and Mg++
high temperature and Ca++
low temperature and Ca++
low temperature and Mg++

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MORE MCQ ON DNA Structure and Replication

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