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DNA Structure and Replication

DNA Structure and Replication
DNA segments capable of moving from one place in the genome to another is known as

moving elements
introns
retrovirus
transposons

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DNA Structure and Replication
DNA polymerases I also has

5'-3' endonuclease activity
both (a) and (b)
5'-3' exonuclease activity
3'-5'exonuclease activity

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DNA Structure and Replication
DNA with a G-C content of 50% will melt at approximately

100 °C
70 °C
60°C
90 °C

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DNA Structure and Replication
Number of times the two DNA strands are interwined in circular DNA and is known as

none of these
twisting number
linking number
helix frequency

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

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

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DNA Structure and Replication
The nicks or gaps between Okazaki fragments are eventually sealed by

gyrase
RNA ligase
DNA ligase
polymerase

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MORE MCQ ON DNA Structure and Replication

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