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DNA Structure and Replication

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

dispersive replication
semi-conservative replication
Cri du Chat
conservative replication

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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
antiparallel
mutational
semiconservative

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DNA Structure and Replication
What does ligase do during replication of DNA?

Joins nicks in DNA strands
Makes copies of mRNA from DNA
Digests mRNA when it is no longer needed
Synthesizes the lagging strand

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DNA Structure and Replication
Okazaki fragments occur on the __________ and are bonded together by __________

mRNA, anticodons
Lagging strand, ligase
Leading strand, polymerase
tRNA, polymerase

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DNA Structure and Replication
Which DNA polymerase removes RNA primers in DNA synthesis?

Polymerase II
Polymerase I
Polymerase III
none of these

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DNA Structure and Replication
Which histone(s) are associated with the linker DNA of a nucleosome?

Histones H2A and H2B
Histone H3
Histone H1
Histone H4

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