Ammonites of the Mesozoic were characterized by a very ____
A)restricted duration in time
B)complex indenture pattern
C)complex feeding mechanism
D)complex growth suture pattern
E)complex locomotor mechanism
D
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Comparing ethnicity and race reveals
A) they are very similar concepts. B) ethnicity is part of a person's cultural identity but race is not. C) race is a better indicator of what someone is like than ethnicity. D) it is possible not to have an ethnicity but everyone belongs to a race. E) both are biologically determined but only race involves skin color.
Which of the following is an inhibitory neurotransmitter?
A) aspartic acid B) cysteine C) taurine D) none of these
With what countries do advanced industrial countries primarily trade?
A) underdeveloped countries B) less developed countries C) newly industrializing countries D) other advanced industrial countries E) their former colonies
On the map below, all of the following would be considered "interpretations" except
A. porcupine caribou herd range. B. spring migration routes. C. concentrated calving areas. D. Ivvavic National Park.