A ligand that is an effective agonist for a chemical messenger
A) May have a higher affinity than the messenger for the messenger's receptor
B) May achieve 50 percent saturation of the messenger's receptor at a lower concentration than that required by the messenger
C) Does not couple to the binding site of the messenger's receptor
D) Both may have a higher affinity than the messenger for the messenger's receptor and may achieve 50 percent saturation of the messenger's receptor at a lower concentration than that required by the messenger are correct
E) All of the choices are correct
Correct Answer:
Verified
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