By analogy, a tumor suppressor gene would correspond to what part of an automobile?

a. gas pedal
b. engine
c. windshield
d. fuel tank
e. brake


Answer: e. brake

Biology & Microbiology

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The part of a membrane protein that extends through the phospholipid bilayer is primarily composed of amino acids that are

A. highly polar. B. negatively charged. C. non-polar. D. positively charged. E. water soluble.

Biology & Microbiology

Like other animals, penguins of the north can keep

warm because of layers and patches of __________ in their bodies. a. adipose tissue b. proteins c. carbohydrates d. sterols e. phospholipids

Biology & Microbiology

Describe how phytochrome is used to determine plant spacing. 

What will be an ideal response?

Biology & Microbiology

Which carbon(s) in the pentose sugar in RNA and DNA is/are covalently linked in a phosphodiester bond?

a. the 1' carbon b. the 2' and 5' carbons c. the 1' and 3' carbons d. the 3' and 5' carbons

Biology & Microbiology