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DNA Structure and Replication

DNA Structure and Replication
What is the approximate percentage of repetitive DNA sequences in human DNA?

30 to 40%
20 to 30%
40 to 50%
10 to 20%

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

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

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DNA Structure and Replication
In sperm heads, DNA is particularly highly condensed and the histones are replaced with small basic protein called

All of these
protamines
pyrimidines
purines

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DNA Structure and Replication
DNA replication results in

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

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DNA Structure and Replication
DNA replication in eukaryotes occurs only in

G1 phase
G2 phase
S phase
M phase

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DNA Structure and Replication
Automated DNA sequencing uses the chain termination method

but with an oligonucleotide primer labeled with a fluorescent dye
but with a polynucleotide primer labeled with a fluorescent dye
either (b) or (c)
with no primer

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