Volume increases by the ____ of the diameter,
and surface area increases by ____ of the
diameter.
a. square; doubling
b. square; the cube
c. cube; the square
d. cube; the cube
e. none of these is the correct answer
C
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A behavior that benefits others at a cost to oneself is
A. cooperation. B. altruism. C. benevolence. D. symbiosis. E. All of these choices are correct.
An insect, such as a moth or cricket, detects sound ____
a. though specialized tympanic membranes located near the head b. through a thinned region of the exoskeleton that forms a tympanum c. through general mechanoreceptors on its skin d. by using a specialized organ that measures the frequency of vibration of the surrounding air particles
e. through a series of mechanoreceptors arranged in a lateral lineWhat process converts the mRNA "message" into a sequence of amino acids?
A. transcription B. replication C. mitosis D. amino acid synthesis E. translation
Which term refers to a bacterial protein that causes disease only after the cell has been disrupted?
a. endospore b. heterocyst c. endotoxin d. exotoxin