Membrane fluidity can be increased by __________ of the plasma membrane
A) Increasing the lengths of fatty acid chains
B) Decreasing the number of double bonds in the fatty acids
C) Decreasing the phosphatidylcholine to phosphatidylethanolamine ratio
D) Decreasing the cholesterol content
Fill in the blank with the correct answer.
Answer: C
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The dose of a drug is 1 mg per kilogram of body weight. How many mg should be given to a rabbit weighing 10 pounds?
a. 4.5 mg b. 10 mg c. 5.5 mg d. 45 mg
When atoms combine with other atoms, interactions occur between their __________.
A hormone that promotes glucose formation in the liver is
A) aldosterone. B) erythropoietin. C) thymosin. D) cortisol. E) parathormone.
Adrenergic receptors
A. can be activated by the release of epinephrine. B. have two structural forms - muscarinic and nicotinic. C. when activated stimulate skeletal muscles to contract. D. can be found in both the sympathetic and parasympathetic divisions. E. are activated by the release of acetylcholine.