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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
dTTP
dGTP and dCTP
dATP

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DNA Structure and Replication
Telomeres are usually rich in which nucleotide?

Cytosine
Thymine
Guanine
Adenine

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DNA Structure and Replication
The site on a bacterial chromosome that marks the initiation point for chromosome replication is called

Ori
Pro
a promoter
an initiation codon

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DNA Structure and Replication
In the study of one experiment it was found that the value of Tm for DNA is = 40° C. If the cell has 20% GC at the above Tm, then what will be value of 'Tm' if the GC% increases to 60%?

Can not be compared
Increases
Remains same
Decreases

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DNA Structure and Replication
Which enzyme catalyzes the elongation of DNA molecules?

Primase
DNA polymerase
DNA ligase
Helicase

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DNA Structure and Replication
DNA can be sequenced by the

physical method
chemical method
both (a) and (b)
chain termination procedure

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