What animal has kidneys that are so efficient that it never has to drink water and can obtain all of its water from its food?
A. pocket mouse
B. desert lizard
C. camel
D. gerbil
E. kangaroo rat
Answer: E
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Which of the following is considered to be a plant behavior?
A. response to sunlight B. response to plant hormones C. response to touch D. response to gravity E. all of the choices
In the figure above, which number identifies the structure that vibrates and DIRECTLY creates the
pressure waves in the cochlea's fluid?
a. 1 b. 2 c. 3 d. 4 e. 5
The ratio of toxic dose to therapeutic dose is called the ________.
A. therapeutic index B. susceptibility quotient C. toxicity index D. phenol coefficient
A basal body is
A) composed of nine microtubule triplets surrounding a central pair of microtubules. B) similar in structure to centrioles. C) composed of nine microtubule doublets surrounding a central pair of microtubules. D) identical in structure to cilia.