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DNA Structure and Replication

DNA Structure and Replication
DNA can be sequenced by the

both (a) and (b)
physical method
chain termination procedure
chemical method

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DNA Structure and Replication
Which of the following are short nucleotides strands made by DNA polymerase working in the opposite direction of the replication fork?

Primers
Lagging strand
Okazaki fragments
Leading strands

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DNA Structure and Replication
Which of the following would not contain DNA?

Mold
Glass crystals
Yeast
Bacteria

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

6500 kilobase
5500 kilobase
4500 kilobase
3000 kilobase

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DNA Structure and Replication
The RNA primers used to initiate replication in E. coli

are joined together by DNA ligase
are removed by Pol I
are removed by helicase + ATP
result in Okazaki fragments on leading strand

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DNA Structure and Replication
DNA gyrase in E. coli

is required only at the oriC site
adds positive supercoils to chromosomal DNA
performs the same function as helicase in eukaryotes
can be inhibited with antibiotics

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