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DNA Structure and Replication

DNA Structure and Replication
Okazaki fragments occur during

transformation
replication
polymerase reaction
synthesis

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DNA Structure and Replication
30 nm wide helix with five or six nucleosomes per helix is known as

kinoplast
solenoid
none of these
halonoid

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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
discontinuous
antiparallel
mutational

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DNA Structure and Replication
Deoxyribonucleoside triphosphates, being need in the chain termination methods are

dGTP and dCTP
dATP
dTTP
all of these

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DNA Structure and Replication
The nicks or gaps between Okazaki fragments are eventually sealed by

DNA ligase
RNA ligase
polymerase
gyrase

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DNA Structure and Replication
E.coli DNA polymerases II and III lack

partially 5' → 3' exonuclease activity
5' → 3' endonuclease activity
partially 5' → 3' endonuclease activity
5' → 3' exonuclease activity

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