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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 29.

Multiple Choice Questions

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

2. Which of the following characters wrote a paper describing his idea for the helix theory?
(a) Crick
(b) Vand
(c) Sir Lawrence
(d) Watson

3. When Watson constructed models of the bases what was the same about a pair?
(a) Appearance
(b) Number
(c) Size
(d) Shape

4. What happened to Watson's fellowship?
(a) Approved
(b) Cancelled
(c) Reauthorized
(d) Extended

5. Where did Watson and Crick meet Chargaff?
(a) Cambridge
(b) United States
(c) Stockholm
(d) They never met

Short Answer Questions

1. What was Watson's main scientific interest?

2. Who is expected to come speak at a conference at the end of chapter sixteen?

3. What did Watson and Crick do when the bases were finished?

4. Which of the following best describes how Watson and Crick felt after Rosy and Maurice left?

5. What other evidence was discovered about DNA?

(see the answer key)

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