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DNA Structure and Replication

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

Cri du Chat
dispersive replication
semi-conservative replication
conservative replication

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DNA Structure and Replication
An enzyme that recognizes foreign DNA, and results in a cut in that DNA is called

restriction endonuclease
reverse transcriptase
helicase
transposase

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DNA Structure and Replication
In DNA, guanine pairs with

Thymine
Uracil
Cytosine
Adenine

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

RNA ligase
DNA ligase
gyrase
polymerase

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DNA Structure and Replication
DNA gyrase in E. coli

is required only at the oriC site
adds positive supercoils to chromosomal DNA
can be inhibited with antibiotics
performs the same function as helicase in eukaryotes

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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 H4
Histone H3
Histone H1

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MORE MCQ ON DNA Structure and Replication

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