Veetids (penicillin v potassium) is used to treat staphylococci, streptococci, and gonococci and as a prophylaxis for rheumatic fever. it is a/an?
a. antobioticb. antihistaminec. antifungal agentd. antihypertensivee. none of the above

The answer is Antibiotic.

Explanation:

Penicillin V potassium is used to treat different bacterial infections such as those caused by Staphylococci, Streptococcus and pneumococcus and is also used as prophylaxis of rheumatic fever. It is an antibiotic. It is a semi-synthetic penicillin with bactericidal properties; prevents the synthesis of the bacterial wall, also inhibits the growth and division of germs.

the bedroo..

there are so many examples for that in different areas, like biology experiment carried out in our lab recently.

here's one link: