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DNA Structure and Replication

DNA Structure and Replication
Which DNA polymerase removes RNA primers in DNA synthesis?

Polymerase III
none of these
Polymerase II
Polymerase I

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DNA Structure and Replication
E.coli DNA polymerases II and III lack

5' → 3' exonuclease activity
partially 5' → 3' exonuclease activity
5' → 3' endonuclease activity
partially 5' → 3' endonuclease activity

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DNA Structure and Replication
The most common liquid volumes in molecular biology are measured in

nl
μl
ml
1

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

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DNA Structure and Replication
Which is the largest among the followings?

Carbon
Nitrogenous base
Nucleotide
Phosphate

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

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

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