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DNA Structure and Replication

DNA Structure and Replication
When DNA polymerase is in contact with guanine in the parental strand, what does it add to the growing daughter strand?

Phosphate
Uracil
Guanine
Cytosine

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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

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

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DNA Structure and Replication
DNA can be sequenced by the

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

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

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

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DNA Structure and Replication
Messelsen and Stahl model of replication was called

Cri du Chat
semi-conservative replication
conservative replication
dispersive replication

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DNA Structure and Replication
Klenow fragment without free nucleotides exhibits

nickase activity
exonuclease activity
endonuclease activity
no activity

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