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DNA Structure and Replication

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

helicase
DNA polymerase
primase
DNA ligase

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

absorption
density
adhesion
resorption

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DNA Structure and Replication
What is the approximate size (in kb) of the E. coli genome?

4500 kilobase
5500 kilobase
6500 kilobase
3000 kilobase

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DNA Structure and Replication
First evident that DNA is genetic material comes from the experiment of Griffith is

replication
transformation
transduction
translation

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

DNA ligase
polymerase
gyrase
RNA ligase

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DNA Structure and Replication
If one cell has AT contents 40%, what will be the percentage of Guanine residue?

15%
30%
Guanine residue can not be calculated
60%

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