Which of the following is a way for solutes in an aqueous solution to move from an area of high solute concentration to an area of low solute concentration?
A) only active transport
B) only facilitated diffusion
C) only osmosis
D) both facilitated diffusion and osmosis
E) None of the answers are correct.
B) only facilitated diffusion
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An abnormal shortening of a muscle that is not stimulated by the nervous system is called __________.
Fill in the blank(s) with the appropriate word(s).
Mammals have ___ key classes of immunoglobulins
A) 3 B) 4 C) 5 D) 6 Fill in the blank with the correct answer.
Many second messenger systems activate ________, enzymes that transfer a phosphate group from ATP to a protein. The phosphorylation of proteins sets off a series of intracellular events that lead to the ultimate cellular response.
Fill in the blank(s) with the appropriate word(s).
By hiring the top 90% of applicants for a given job, one is increasing the likelihood of which type of selection error?
A. true positive B. true negative C. false positive D. false negative