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DNA Structure and Replication

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
The nucleosome consists of histone

tetramer and 146 bp of DNA
hexamer and 146 bp of DNA
octamer and 146 bp of DNA
None of these

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DNA Structure and Replication
Which histone(s) are associated with the linker DNA of a nucleosome?

Histone H3
Histone H4
Histones H2A and H2B
Histone H1

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

Polymerase II
Polymerase III
Polymerase I
all of these

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DNA Structure and Replication
Reverse transcriptase produces

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

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DNA Structure and Replication
The DNA is negatively super coiled, complexes to histone,

All of these
HU
H-NS
HSP-1

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