Answer the question using the accompanying figure. Which number identifies the structure that carries supplemental

genetic information?



a. 1
b. 2
c. 3
d. 4
e. 5


ANSWER: b

Biology & Microbiology

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The respiratory centers that control ventilation of the lungs in mammals are located in the

A. brainstem. B. hypothalamus. C. cerebral cortex. D. bronchi. E. neck.

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The sudden, unexpected occurrence of a disease in a limited segment of a population is called a(n) ________.

A. epidemic B. sporadic disease C. outbreak D. incident

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The core of a virus is

a. a protein. b. a sugar. c. a nucleic acid. d. a fat. e. a phosphate.

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