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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 20.

Multiple Choice Questions

1. What is crystallography?
(a) Field responsible for making crystals
(b) Field responsible for breaking apart crystallized proteins
(c) Field responsible for crystallizing proteins
(d) Field responsible for creating X-rays of crystals

2. Which of the following types of work was Watson enthusiastic about beginning?
(a) Work with Crick on X-ray photographs
(b) Work with crystallography
(c) Work with the different possible molecular models of DNA
(d) Work with X-rays of helices

3. Who is expected to come speak at a conference at the end of chapter sixteen?
(a) Pauling
(b) Crick
(c) Rosy
(d) Maurice

4. Which of the following subjects did Watson avoid during his graduate work?
(a) Genetics
(b) Biology
(c) Biochemistry
(d) Chemisty

5. How many types of nucleotides are in DNA?
(a) 5
(b) 3
(c) 4
(d) 6

Short Answer Questions

1. Which of the following characters was already working on the problem of DNA in London with Crick?

2. How did Cochran and Crick explain X-ray diffraction by helical molecules?

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

4. Why did Watson have to leave the estate he was staying at over Christmas?

5. Which of the following did Watson and Crick add to the models which already existed within the Cambridge lab?

(see the answer key)

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