Which of the following is one form of long-term energy store in animals?
a. triglycerides
b. waxes
c. steroids
d. fats
a. triglycerides
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Reproductive isolating mechanisms typically evolve after gene flow __________. Fill in the blank(s) with the appropriate word(s)
Coevolution is
a. where each species is a selective agent that shifts the range of variation in the other. b. random association between two individuals that allows similarity patterns to emerge. c. resource partitioning between two related species. d. mutualistic associations and commensalism. e. none of these
Figure 21.7
The organism in the accompanying figure belongs to which group?
A. Excavates B. Alveolates C. Stramenopiles D. Green algae E. Amoebozoans
Transfusion reactions are the result of antibody reaction to
A) glycolipids and glycoproteins on the surface of red blood cells. B) MHC molecules on red blood cells. C) MHC molecules on white blood cells. D) plasma proteins. E) foreign antibodies.