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

Multiple Choice Questions

1. What did Wilkin's x-rays show?
(a) Crystals taken from a mine
(b) Bone degradation
(c) Biological proof that DNA existed
(d) Crystallized DNA

2. How did Pauling discover his ?-helix structure?
(a) By taking atoms and gluing them together with photons
(b) By fitting X-rays together into specific groups
(c) By taking X-rays and placing them on top of each other
(d) By fitting together models of groups of atoms that liked to link together

3. Which of the following terms best describes the human dilemma of deciding to work against your colleague or behind their back?
(a) Plagerism
(b) Ethics
(c) Realism
(d) Stealing

4. Which of the following people was the solution to Watson being able to study crystallography?
(a) Perutz
(b) Pauling
(c) Herman
(d) Kalckar

5. What began to interest Crick after his argument with Sir Lawrence?
(a) Diffraction of X-rays by helical molecules
(b) X-rays of crystallized DNA molecules
(c) Proton Order and diffraction
(d) DNA

Short Answer Questions

1. Which of the following is the best definition of the term helix?

2. What could be used to rule out some false starts of potential DNA structures?

3. Which of the following did Odile NOT prefer?

4. What happens when Watson is uninterested and unexcited?

5. Which of the following characters was on the edge of being fired?

(see the answer key)

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