The enkephalins, along with $\beta$-endorphin, bind to the opioid receptor, so named because the opiate drugs such as __________ bind to it with high affinity
A)morphine
B)fluoxetine (Prozac)
C)phencyclidine
D)methyl phenidylacetate (Ritalin)
E)lysergic acid diethylamide (LSD)

Question

Quizplus · Accepted Answer

The sentence states that the opioid receptor is named after opiate drugs that bind to it with high affinity. Among the answer choices, only morphine is an opiate drug, so it is the best choice. The other options (B, C, D, and E) do not bind to opioid receptors.

The Enkephalins, Along With β\betaβ -Endorphin, Bind to the Opioid Receptor, So Named Because the Receptor

The Enkephalins, Along With $\beta$ -Endorphin, Bind to the Opioid Receptor, So Named Because the Receptor