I just want the final solution as quickly as possible q4: Which of the following terms is the measure of how strongly a drug binds to a receptor? Question 4Answer Potency Stability Affinity Efficacy None of the answers q9: Which of the following statements is true? Question 9Answer Histidine is involved in an ionic interaction with acetylcholine in the binding site of the cholinergic receptor Serine is involved in an ionic interaction with acetylcholine in the binding site of the cholinergic receptor Glutamic acid is involved in an ionic interaction with acetylcholine in the binding site of the cholinergic receptor Asparagine is involved in an ionic interaction with acetylcholine in the binding site of the cholinergic receptor Aspartic acid is involved in an ionic interaction with acetylcholine in the binding site of the cholinergic receptor q10: Which of the following groups is important in giving metabolic stability compared to noradrenaline? Question 10Answer The alcohol The phenol The hydroxymethylene group The tertiary butyl group The amine q11: None of the answers It diffuses out of the synapse and enters the blood vessels to be taken to the kidneys once it has served its function as a chemical messenger It is transported into the postsynaptic nerve by transport proteins once it has served its function as a chemical messenger Noradrenaline is metabolized by enzymes present on the outer surface of nerve membranes once it has served its function as a chemical messenger Noradrenaline is transported into the presynaptic nerve by transport proteins once it has served its function as a chemical messenger