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DNA Structure and Replication

DNA Structure and Replication
The accepted hypothesis for DNA replication is

conservative theory
evolutionary theory
semi-conservative theory
dispersive theory

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DNA Structure and Replication
Without telomerase, what would happen to the ends of chromosomes after each round of replication?

Chromosomes would become progressively shorter
None of these
Chromosomes would get longer
Nothing would happen

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DNA Structure and Replication
In DNA, guanine pairs with

Uracil
Adenine
Cytosine
Thymine

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DNA Structure and Replication
The overall conclusion of the Hershey-Chase experiment was that

the ratio of Adenine to thymine was always the same
phage DNA was similar to bacterial DNA
proteins and DNA were responsible for heredity
DNA was responsible for heredity

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

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

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DNA Structure and Replication
How does ethidium bromide interact with DNA?

It does not interact
It binds to adenine
It intercalates between bases
It binds to phosphate

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