The Endangered Species Act became a law in __________
a. 1973
b. 1983
c. 1993
d. 2003
A
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The antibody that is predominantly found in tears, saliva, and intestinal secretions is:
a. IgG. b. IgA. c. IgM. d. IgE.
A function of
A. secretion of enzymes. B. transport of water and minerals. C. transport of complex carbohydrates. D. production of spores. E. formation of dikaryotes.
Which factor(s) determine a species' optimal foraging theory?
a. availability of parasites b. availability of predators c. energy needed to capture food and court mates d. energy that foraging provides e. energy needed to capture food and the energy that the food provides
Which of the fungal groups is mismatched with the asexual spore produced?
A. Chytridiomycota-zoospores B. Zygomycota-sporangiospores C. Ascomycota-conidiospores D. None are mismatched. They are all correctly matched.