The diffusion of water through a selectively permeable membrane is a process called:
a. osmosis
b. dialysis
c. filtration
d. pinocytosis
a. osmosis
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The carpus in ungulates is called the:
A) knee B) wrist C) ankle D) stifle
The right gastric artery branches off of the ________
A) splenic artery B) common hepatic artery C) celiac trunk D) superior mesenteric artery
In general, polar molecules diffuse more rapidly through the lipid bilayer part of cell membranes than do nonpolar molecules. This statement is:
A. true. B. false, because polar molecules diffuse through less rapidly because the bilayer is polar throughout its width. C. false, because polar molecules diffuse through less rapidly because the bilayer is nonpolar throughout its width. D. false, because nonpolar molecules diffuse through more rapidly because much of the bilayer is nonpolar. E. false, because the rate of diffusion of nonpolar and polar molecules through the bilayer is essentially the same as long as the molecules are the same size.
Which of the following terms means vein?
A. vascul/o B. ven/o C. vas/o D. None of these terms mean vein.