A reaction involving the gain or one or more electrons is a(n) _____ reaction.
a) none of the choices is correct
b) oxidation
c) reduction
d) elimination
e) inclusion
Ans: c) reduction
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Which of the following are typically osmoconformers?
a. freshwater teleost fishes b. sharks c. birds d. marine teleost fishes e. freshwater invertebrates
Which of the following were the first vertebrates to live and reproduce in dry environments?
A. fish B. amphibians C. birds D. reptiles E. mammals
The purpose of the voyage of the HMS Beagle was to
A. survey the living creatures on islands only. B. map navigational routes around the coasts of South America. C. discover new routes to the New World. D. search for gold.
Which of the following is NOT a characteristic of a genus name?
A) it is usually an adjective. B) it is written before the specific epithet. C) it is always capitalized. D) it is either underlined or in italics. E) it is one of two names used to identify an organism.