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DNA Structure and Replication

DNA Structure and Replication
The site on a bacterial chromosome that marks the initiation point for chromosome replication is called

an initiation codon
Pro
Ori
a promoter

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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
Cytosine
Uracil
Phosphate

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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?

Thousands and tens of thousands
One
About 100
none of these

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DNA Structure and Replication
TM refers to the temperature at which

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

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DNA Structure and Replication
During conventional transformation experiments E. coli cells and plasmid DNA interacts in an environment of

low temperature and Ca++
low temperature and Mg++
high temperature and Mg++
high temperature and Ca++

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DNA Structure and Replication
In DNA, guanine pairs with

Cytosine
Thymine
Adenine
Uracil

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