The urine of marine mammals is ____ when compared to ____
a. hypoosmotic; seawater
b. hypoosmotic; their body fluids
c. hyperosmotic; seawater
d. isoosmotic; their body fluids
e. isoosmotic; seawater
ANSWER: c
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__________ occurs when two species act as agents of selection upon one another. Fill in the blank(s) with the appropriate word(s)
“Tardigrada” means
a. tough exoskeleton. b. many proglottids. c. slow walker. d. short digestive system. e. coelom.
The "scientific creationism" view includes all of the following beliefs except that
A. biblical account of the origin of the earth is literally true. B. the organisms did not change from their original appearance. C. all species of organisms were individually created. D. extinct species are replaced with new ones. E. the earth is much younger than most scientists believe.
__________, such as jellyfishes, corals, and sea anemones, are radially symmetrical.
Fill in the blank(s) with the appropriate word(s).