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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 20.

Multiple Choice Questions

1. What is crystallography?
(a) Field responsible for creating X-rays of crystals
(b) Field responsible for breaking apart crystallized proteins
(c) Field responsible for crystallizing proteins
(d) Field responsible for making crystals

2. On what topic was Rosy's talk?
(a) X-ray diffraction by helical molecules
(b) X-ray diffraction of crystallographic molecules
(c) Crystallographic research into DNA
(d) X-ray crystallographic research into helical molecules

3. Whose ideas did Rosy's research ignore?
(a) Pauling's
(b) Watson's
(c) Crick's
(d) Cochran's

4. Which of the following is the best definition of phages?
(a) Germs which some scientists suspected were naked genetic material
(b) DNA
(c) Viruses which some scientists suspected were naked genetic material
(d) Bacteria which some scientists suspected were naked genetic material

5. Which of the following terms best describes how Watson felt about chemistry BEFORE meeting Wilkins?
(a) Lukewarm
(b) Depressed
(c) Unmoved
(d) Excited

Short Answer Questions

1. How much progress did Crick make?

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

3. At what university were both Crick and the author working in the opening chapter?

4. Which of the following terms best describes how Rosy felt about Watson and Crick's ideas?

5. What did Wilkin's x-rays show?

(see the answer key)

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