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purpleberry purpleberry
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Posts: 1596
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7 years ago
Refer to the figure for the following question: Drug addiction is characterized by tolerance, in which the user must ingest more of the drug to obtain the same effect. Cellularly, tolerance can be explained by the fact that prolonged use of a drug such as cocaine leads to ________ in the number of receptor proteins present in the postsynaptic neuron.
A) an increase
B) a decrease
C) no change
D) a regulation
Textbook 
Biology: Science for Life with Physiology

Biology: Science for Life with Physiology


Edition: 5th
Authors:
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KhoshabaKhoshaba
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7 years ago
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purpleberry Author
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7 years ago
Thank you
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