If a sentence is incomplete, it will have no period (.) question mark (?) or excalamation mark (!) at the end
Answer: i think it could be the habitat in which the agent normally lives, grows, and multiplies.
Explanation: Basically, the reservoir may or may not be the source from which an agent is transferred to a host.
Answer:
I remember back in high school I conducted an experiment involving two Petri-dishes. Both had swabs from my kitchen sink (a lot of bacteria). The difference was that I used Lysol versus Clorox.
Explanation:
You can start here. Secondly, formulate a good hypothesis and test it. For example, you can say I believe Lysol works better than "X-Brand" or "Y-Brand".
Then list the results.
I hope this helps.
Pharmacology
Explanation: is a branch of medicine and pharmaceutical sciences which is concerned with the study of drug or medication action,where a drug can be broadly or narrowly defined as any man-made, natural, or endogenous (from within the body) molecule which exerts a biochemical or physiological effect on the cell, tissue, organ, or organism (sometimes the word pharmacon is used as a term to encompass these endogenous and exogenous bioactive species).