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DNA Structure and Replication

DNA Structure and Replication
First evident that DNA is genetic material comes from the experiment of Griffith is

transduction
replication
transformation
translation

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

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

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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
Conservative theory
Semi-conservative theory
Dispersive theory

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DNA Structure and Replication
There is a single origin for DNA replication in bacteria. How many origins of replication are found in the much larger genomes of eukaryotes such as mammals?

none of these
Thousands and tens of thousands
About 100
One

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DNA Structure and Replication
TM refers to the temperature at which

50% of a protein molecules are denatured
membranes are 50% fluid
50% of a DNA molecule is denatured
All of these

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DNA Structure and Replication
When DNA polymerase is in contact with guanine in the parental strand, what does it add to the growing daughter strand?

Guanine
Uracil
Phosphate
Cytosine

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