As a membrane becomes increasingly less permeable to a solute, the rate of diffusion for that solute will ________
a. increase.
b. decrease.
c. remain the same.
b
Biology & Microbiology
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Compared to blood capillaries, lymphatic capillaries__________.
What will be an ideal response?
Biology & Microbiology
In the fetus and during early puberty, in addition to corticosteroids, the adrenal cortex produces
a. insulin. b. androgens. c. ACTH d. epinephrine. e. norepinephrine.
Biology & Microbiology
Blood pressure is normally measured in the ____
a. aorta b. carotid artery c. superior vena cava d. brachial artery e. cephalic vein
Biology & Microbiology
Most Swiss starlings produce four to five eggs in each clutch. Those producing fewer or more than this have reduced fitness. Which of the following terms best describes this?
A) artificial selection B) directional selection C) stabilizing selection D) disruptive selection E) sexual selection
Biology & Microbiology