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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 10, Molecular Biology.

Multiple Choice Questions

1. What is the word that describes a chromosome that has two centromeres?
(a) Dichromosomic.
(b) Digenetic.
(c) Dicentromeric.
(d) Dicentric.

2. When Barbara was taking a geology final when she was a Junior in college, what couldn't she remember?
(a) The name of the class.
(b) The room number the class was in.
(c) Her teacher's name.
(d) Her name.

3. In what year did Evelyn Witkin come to Cold Spring Harbor?
(a) 1944.
(b) 1942.
(c) 1954.
(d) 1951.

4. How old was Barbara when her name was changed to Barbara?
(a) Four years old.
(b) Four months old.
(c) Three years old.
(d) Three months old.

5. In Drosophila a bacterium divide in two every how many minutes?
(a) Twenty.
(b) Ten.
(c) Sixty.
(d) Thirty.

Short Answer Questions

1. In the fall of what year did Evelyn Keller drive out to Cold Spring Harbor to speak with Barbara McClintock?

2. Among plants in the first crop, there were patterns of variegation so unusual they "could not fail to catch the eye". What was so unusual about these kernels?

3. What is the usual process by which cells duplicate themselves?

4. Who said of Barbara that "she was able to convey it to someone who was completely outside the field. She was able to make it real?"

5. How did Evelyn Witkin say she learned from Barbara and developed her own understanding from her?

(see the answer key)

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