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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) Bone degradation
(b) Crystallized DNA
(c) Crystals taken from a mine
(d) Biological proof that DNA existed

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

3. Which of the following was a new idea about the life of a scientist to Watson at the end of chapter five?
(a) Structure of DNA
(b) Intellectual life
(c) Personality conflicts
(d) Social life

4. Which of the following is the best definition of the term helix?
(a) Movement
(b) Spin
(c) Straight
(d) Twirl

5. What could be used to rule out some false starts of potential DNA structures?
(a) X-ray pictures of DNA crystals
(b) 3-dimensional figures of DNA
(c) Binding agents
(d) Nucleotides

Short Answer Questions

1. What was Watson's main scientific interest?

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

3. Which of the following was NOT a reason that Watson was disheartened with Naples?

4. What did Crick and Watson have in common?

5. Which of the following terms describes how Watson felt about working at the Cavendish Laboratory at Cambridge?

(see the answer key)

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