Break down to release of energy
The answer should be A. Active transport
The same ligand can bind to different receptors causing different responses (e.g.. acetylcholine). On the other hand, different ligands binding to different receptors can produce the same cellular response (e.g. glucagon, epinephrine).
Ans.
The first pass effect is defined as a phenomenon of metabolism of drug, in which drug concentration is greatly decreased before reaching the systemic circulation. It represents that fraction of drug lost, at the time of absorption of drug in gut.
Thus, the client is not receiving all the dosage of ingested drug (aspirin) because of the 'first pass effect.'
<span>a. an element is a substance that cannot be broken down</span>