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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 9.

Multiple Choice Questions

1. How many types of nucleotides are in DNA?
(a) 4
(b) 3
(c) 5
(d) 6

2. How did Cochran and Crick explain X-ray diffraction by helical molecules?
(a) Equations
(b) Detailed drawings
(c) Pictures
(d) Models

3. What did Crick and Watson have in common?
(a) Knowledge of crystallography
(b) Enthusiasm for DNA
(c) Protein structure knowledge
(d) Same amount of siblings

4. Which of the following terms describes how Watson felt about working at the Cavendish Laboratory at Cambridge?
(a) Love it
(b) Liked it
(c) Disliked it
(d) Hated it

5. Which of the following is the best definition for relations as used in the following sentence: His biggest problem, though, was relations with Rosy, and he had to consider firing her.
(a) An existing connection
(b) Narration
(c) A multiple valued function
(d) A person who is related by marriage or blood

Short Answer Questions

1. What fantasy did Watson have for how he would become involved in his work?

2. What is crystallography?

3. Which of the following is Watson's interest?

4. What began to interest Crick after his argument with Sir Lawrence?

5. How did Pauling discover his ?-helix structure?

(see the answer key)

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