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DNA Structure and Replication

DNA Structure and Replication
The nucleosome consists of histone

hexamer and 146 bp of DNA
tetramer and 146 bp of DNA
None of these
octamer and 146 bp of DNA

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DNA Structure and Replication
DNA can be sequenced by the

physical method
chain termination procedure
chemical method
both (a) and (b)

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DNA Structure and Replication
The RNA primers used to initiate replication in E. coli

result in Okazaki fragments on leading strand
are removed by helicase + ATP
are removed by Pol I
are joined together by DNA ligase

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DNA Structure and Replication
Okazaki fragments occur on the __________ and are bonded together by __________

Lagging strand, ligase
Leading strand, polymerase
mRNA, anticodons
tRNA, polymerase

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

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

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DNA Structure and Replication
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as

discontinuous
semiconservative
antiparallel
mutational

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