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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 25.

Multiple Choice Questions

1. By the end of chapter twelve, how many chains had Watson and Crick determined would fit with the X-ray images?
(a) 4
(b) 5
(c) 3
(d) 2

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

3. How did Crick feel about Watson's work on bacteria reproduction?
(a) Interested
(b) Supportive
(c) Uninterested
(d) Surprised

4. Where was Pauling held up when he was on his way to speak at the conference?
(a) Stockholm
(b) Airport
(c) London
(d) Washington, DC

5. Which of the following was NOT a reason that Watson was disheartened with Naples?
(a) Biochemistry was still uninteresting
(b) Weather was cold
(c) There was no heating
(d) He knew no one there

Short Answer Questions

1. What was wrong with Maurice at the meeting in Paris?

2. Which of the following was the problem with Pauling's model?

3. Who offered Watson a job at Cal-Tech?

4. How did Watson and Crick respond to Bragg when he told them to stop working on the structure of DNA?

5. What did Crick move on to work on after told to stop working on the model of DNA?

(see the answer key)

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