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DNA Structure and Replication

DNA Structure and Replication
Okazaki fragments occur during

polymerase reaction
replication
synthesis
transformation

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DNA Structure and Replication
Overwinding or overtightening of DNA during replication is caused and removed by

DNAb, DNA polymerase
DNAb, gyrase
Single stranded protein, DNAa
DNAa, gyrase

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

Glass crystals
Mold
Yeast
Bacteria

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DNA Structure and Replication
DNA gyrase in E. coli

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

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DNA Structure and Replication
What bands will be observed in a cesium chloride gradient after two rounds of replication?

One medium band
One medium and one heavy band
One light, one medium and one heavy band
One light and one medium band

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DNA Structure and Replication
In DNA, guanine pairs with

Thymine
Adenine
Cytosine
Uracil

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