Drug A has a Kd=100,Drug B has a Kd=10,Drug C has a Kd=5,and Drug D has a Kd = 1.Which drug has a greatest affinity for a receptor?
A) Drug A
B) Drug B
C) Drug C
D) Drug D

Question

Quizplus · Accepted Answer

The lower the Kd value, the higher the affinity of a drug for a receptor. Drug D has the lowest Kd of 1, indicating the highest affinity for the receptor compared to the other drugs. Therefore, drug D has the greatest affinity for the receptor.

Drug a Has a Kd=100,Drug B Has a Kd=10,Drug C