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DNA Structure and Replication

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

5500 kilobase
3000 kilobase
4500 kilobase
6500 kilobase

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DNA Structure and Replication
What is the range of melting point temperatures (Tm) for most DNA molecules?

60 to 80°C
50 to 60°C
80 to l00°C
70 to 90°C

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

density
absorption
adhesion
resorption

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DNA Structure and Replication
Enzyme, responsible for proofreading base pairing is

Primase
Telomerase
DNA ligase
DNA polymerase

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DNA Structure and Replication
Okazaki fragments occur on the __________ and are bonded together by __________

tRNA, polymerase
Lagging strand, ligase
Leading strand, polymerase
mRNA, anticodons

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DNA Structure and Replication
Klenow fragment without free nucleotides exhibits

nickase activity
exonuclease activity
no activity
endonuclease activity

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