What are the two general types of force that accomplish transport of substances across a membrane?
a. push and pull forces
b. attractive and repulsive
c. negative and positive
d. passive and active forces
e. up and down forces
d
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Harriet had liposuction several years ago, but has since gained back all the weight lost through the procedure. She does not understand her weight gain because adipocytes are incapable of dividing. Provide a plausible explanation
High- and low-frequency sounds are discriminated chiefly by
a. low frequencies producing stronger vibrations. b. high frequencies producing larger action potentials. c. the middle ear bones vibrating more vigorously for low frequencies. d. low frequencies deflecting the basilar membrane at a greater distance from the oval window. e. low frequencies setting up fluid vibrations in the perilymph.
Predict the movement of water between the cytosol of a cell and hypertonic plasma
What will be an ideal response?
A person working in the hot sun loses the greatest amount of water from the
A. lungs. B. urine. C. mouth. D. skin. E. GI tract.