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DNA Structure and Replication

DNA Structure and Replication
Each replication bubbles consists of

1 replication forks
4 replication forks
3 replication forks
2 replication forks

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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

semiconservative
antiparallel
discontinuous
mutational

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DNA Structure and Replication
What is the name given to the points at which a DNA helix is unwound and new strands develop?

Leading strands
Okazaki fragments
Replication origins
Replication forks

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DNA Structure and Replication
The melting of 40-45 bp at the oriC site of E. coli requires

DNA + ATP + HU
DNA+ ATP + HU + DNAb + DNAa
DNA + ATP + HU + DNAb
DNA + ATP + HU + DNAb + DNAa + Pol III holoenzyme

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DNA Structure and Replication
The enzyme responsible for breaking the hydrogen bonds, and thus separating the DNA strands during DNA synthesis is

strandase
helicase
DNA polymerase
none of these

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

HSP-1
HU
All of these
H-NS

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