An antibiotic contains a nitro group attached to an aromatic nucleus. It is:

Which among the following is a bactericidal antibiotic?

Which of the following acts as an antihistamine?

Antiseptics and disinfectants either kill or prevent the growth of microorganisms. Identify which of the following statements is not true.

The statement/s which are true about antagonists from the following is/are :-
$A.$ They bind to the receptor site.
$B.$ Get transferred inside the cell for their action.
$C.$ Inhibit the natural communication of the body.
$D.$ Mimic the natural messenger.
Choose the correct answer from the options given below :-

What is morphine used as?