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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

retrovirus
introns
transposons
moving elements

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DNA Structure and Replication
DNA polymerases I also has

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

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DNA Structure and Replication
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as

discontinuous
semiconservative
mutational
antiparallel

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DNA Structure and Replication
Enzyme, responsible for proofreading base pairing is

Primase
Telomerase
DNA polymerase
DNA ligase

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DNA Structure and Replication
What is the approximate percentage of repetitive DNA sequences in human DNA?

20 to 30%
40 to 50%
10 to 20%
30 to 40%

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

Polymerase II
Polymerase III
all of these
Polymerase I

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