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DNA Structure and Replication

DNA Structure and Replication
In an agarose gel, DNA is moving from

anode to cathode
A to B
cathode to anode
left to right

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

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

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DNA Structure and Replication
Which of the following species lack a 'classical' histone H1?

Saccharomyces cerevisiae
Strongylocentrotus purpuratus
Arabidopsis thaliana
Xenopus laevis

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DNA Structure and Replication
Proteins involved in opening a replication bubble are

ligase
DNA topoisomerase
single stranded binding proteins
DNA helicases

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DNA Structure and Replication
The 5' and 3' numbers are related to the

carbon number in sugar
the number of phosphates
the base pair rule
length of the DNA strand

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DNA Structure and Replication
An enzyme that recognizes foreign DNA, and results in a cut in that DNA is called

reverse transcriptase
helicase
restriction endonuclease
transposase

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