Where did humans first appear?
A) South America
B) Africa
C) Asia
D) Europe
B
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The concentration of the United States auto industry in and around Detroit, MI is an example of a(n)
A) localization economy. B) external economy. C) ancillary activity. D) regional economy.
The intermediate disturbance hypothesis posits which of the following?
a. Species richness is greatest in communities that experience infrequent moderate disturbances. b. Species richness is greatest in communities that experience high temperatures. c. Species richness is greatest in communities that experience frequent severe disturbances. d. Species richness is greatest in communities that experience frequent moderate disturbances. e. Species richness is greatest in communities that experience intense disturbances.
Which level of membrane permeability allows the cell to reach equilibrium with its environment the fastest?
a. 0.05 b. 0.10 c. 0.20 d. None of the above. Membrane permeability does not influence the time it takes toreach equilibrium.
In the human male, the tube used to carry both sperm and urine is the
A. urethra. B. fallopian tube. C. ureter. D. seminiferous tubule. E. vas deferens.