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DNA Structure and Replication

DNA Structure and Replication
Deoxyribonucleoside triphosphates, being need in the chain termination methods are

all of these
dGTP and dCTP
dTTP
dATP

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DNA Structure and Replication
Automated DNA sequencing uses the chain termination method

but with an oligonucleotide primer labeled with a fluorescent dye
either (b) or (c)
but with a polynucleotide primer labeled with a fluorescent dye
with no primer

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DNA Structure and Replication
30 nm wide helix with five or six nucleosomes per helix is known as

halonoid
none of these
solenoid
kinoplast

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DNA Structure and Replication
What is the only common methylation in the DNA of eukaryotes?

Guanosine in ApGpA trinucleotides
Cytosine in CpG dinucleotides
Adenosine in GpA dinucleotides
None of these

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DNA Structure and Replication
What is the approximate size (in kb) of the E. coli genome?

4500 kilobase
6500 kilobase
3000 kilobase
5500 kilobase

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DNA Structure and Replication
The replication of a linear DNA molecule in a eukaryotic chromosome creates a problem which is reported to be sorted out by

using RNA as a template
using enzyme called telomerase
shortening of the double stranded replicated portion
None of these

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