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DNA Structure and Replication

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

DNA ligase
primase
helicase
DNA polymerase

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DNA Structure and Replication
A cesium chloride will separate DNA molecules by

resorption
adhesion
absorption
density

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

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

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DNA Structure and Replication
Which of the following is an active site on its single polypeptide chain for DNA Polymerase I?

5' → 3' exonuclease
All of these
3' → 5' exonuclease
5' → 3' polymerase

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DNA Structure and Replication
Who's X-ray work aided Watson and Crick in their discovery of the double helix?

R. Franklin
Leaderberg
L. Pauling
W.H. Bragg

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

all of these
dGTP and dCTP
dTTP
dATP

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