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DNA Structure and Replication

DNA Structure and Replication
The packing ratio of nucleosomes is about

8
9
6
7

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DNA Structure and Replication
The accepted hypothesis for DNA replication is

evolutionary theory
dispersive theory
semi-conservative theory
conservative theory

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DNA Structure and Replication
Which of the following are short nucleotides strands made by DNA polymerase working in the opposite direction of the replication fork?

Lagging strand
Leading strands
Primers
Okazaki fragments

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DNA Structure and Replication
DNA replication results in

one new molecule of RNA
two completely new DNA molecules
one new DNA molecules 1 old molecule
two DNA molecules such that each one contains a strand of the original

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DNA Structure and Replication
One hypothesis of DNA replication suggested that the parental DNA molecules are broken into fragments. Both strands of DNA in each of the daughter molecules are made up of an assortment of parental and new DNA. This statement refers to which hypothesis?

Evolutionary theory
Dispersive theory
Semi-conservative theory
Conservative theory

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

polymerase
DNA ligase
RNA ligase
gyrase

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