The fluid-mosaic model of the plasma membrane suggests that
A. phospholipids form a single lipid layer in the center of the membrane.
B. proteins form a "liquid" sea in the membrane.
C. cholesterol forms the outermost layer of the membrane.
D. the membrane is neither rigid nor static in structure.
E. proteins are not a part of the membrane.
D
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Jonathan received a strong blow to the eye. The eyeball remained intact but he suddenly could not see. This has likely caused
A) development of cataracts. B) a detached retina. C) development of glaucoma. D) astigmatism. E) myopia.
Treatment for a patient experiencing life-threatening cardiac disturbances as a result of hyperkalemia includes intravenous administration of:
a. Calcium b. Chloride c. Magnesium d. Potassium
Which of the following would lead to a decreased heart rate?
a) Increased norepinephrine release b) Increased thyroid hormone release c) Increased potassium levels in plasma d) Increased calcium levels in plasma e) Increased sympathetic stimulation
Breathing is an example of ________ reflexes
Fill in the blank(s) with correct word