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DNA Structure and Replication

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

Bacteria
Mold
Glass crystals
Yeast

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

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

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DNA Structure and Replication
What does ligase do during replication of DNA?

Makes copies of mRNA from DNA
Digests mRNA when it is no longer needed
Joins nicks in DNA strands
Synthesizes the lagging strand

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DNA Structure and Replication
During conventional transformation experiments E. coli cells and plasmid DNA interacts in an environment of

high temperature and Ca++
low temperature and Mg++
high temperature and Mg++
low temperature and Ca++

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DNA Structure and Replication
What is the name given to the points at which a DNA helix is unwound and new strands develop?

Leading strands
Okazaki fragments
Replication forks
Replication origins

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DNA Structure and Replication
Okazaki fragments occur during

synthesis
polymerase reaction
transformation
replication

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