A Receptor That Binds to a Ligand at Very Low

question 13

Multiple Choice

A receptor that binds to a ligand at very low concentrations has a

• A)high dissociation constant.
• B)low Kₐ.
• C)high affinity for the ligand.
• D)low affinity for the ligand.

---

Definitions:

Diastolic Blood Pressure

The pressure in the arteries when the heart rests between beats, indicated as the bottom number in a blood pressure reading.

Abdomen

The part of the body that contains the digestive organs, bounded by the pelvis and the thorax.

Stethoscope

A medical instrument used by healthcare professionals to listen to the internal sounds of a patient's body.

Popliteal

Relating to the area behind the knee joint, where blood vessels and nerves pass.