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

Multiple Choice Questions

1. Which of the following words best describes Maurice as a scientist?
(a) Cautious
(b) Awkward
(c) Uncaring
(d) Belligerent

2. Who arrived at Cambridge as a student?
(a) Rosy
(b) Sir Lawrence's daughter
(c) Chargraff
(d) Pauling's son

3. How did Pauling discover his ?-helix structure?
(a) By fitting X-rays together into specific groups
(b) By taking atoms and gluing them together with photons
(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

4. What did Watson and Crick decide they would need in order to move forward?
(a) New X-rays
(b) A new colleague
(c) A new model
(d) A fresh start

5. What fantasy did Watson have for how he would become involved in his work?
(a) Watson would transfer his postgraduate fellowship to Wilkins
(b) Watson would show Wilkins his crystallized images
(c) Wilkins would become his sister's suitor
(d) Watson would develop a new biochemistry technique

Short Answer Questions

1. Which of the following is the best synonym for pall as used in the following sentence: Rosy's attitude left a pall on the evening.

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

3. Where was Watson going to get the necessary pieces to construct his model?

4. Which of the following best describes how Watson responded to Pauling's journal articles?

5. How many types of nucleotides are in DNA?

(see the answer key)

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