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DNA Structure and Replication

DNA Structure and Replication
How does ethidium bromide interact with DNA?

It binds to phosphate
It binds to adenine
It does not interact
It intercalates between bases

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DNA Structure and Replication
The packing ratio of nucleosomes is about

7
6
9
8

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DNA Structure and Replication
In a cesium chloride gradient, DNA labeled with 15N and centrifuged will form a band

below DNA containing 14N
above DNA containing 14N
all of these
with 14N-containing DNA

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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

antiparallel
discontinuous
mutational
semiconservative

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DNA Structure and Replication
Each replication bubbles consists of

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

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DNA Structure and Replication
Enzymes, responsible for unraveling short segments of DNA is

helicase
DNA polymerase
DNA ligase
primase

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MORE MCQ ON DNA Structure and Replication

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