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DNA Structure and Replication

DNA Structure and Replication
The most common liquid volumes in molecular biology are measured in

μl
1
nl
ml

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DNA Structure and Replication
The DNA is negatively super coiled, complexes to histone,

HU
All of these
H-NS
HSP-1

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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?

One
none of these
Thousands and tens of thousands
About 100

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DNA Structure and Replication
Reverse transcriptase produces

DNA from RNA
RNA from RNA
RNA from DNA
DNA from peptides

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DNA Structure and Replication
DNA replication takes place in which direction?

5 'to 3'
3' to 5'
Vary from organism to organism
Randomly

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DNA Structure and Replication
DNA helicase is used to

break a phosphodiester bond in DNA strand
unwind the double helix
None of these
interact the double helix closely

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