(a) Which one of the following is disinfectant?
0.2% solution of phenol or 1% solution of phenol.
(b) What is the difference between agonists and antagonists?
(c) Write one example each of
(i) Artificial sweetener
(ii) Antacids
(a) 1% solution of phenol
(b) Agonists are the drugs that mimic the natural messenger by switching on the receptor whereas Antagonists are the drugs that bind to the receptor site and inhibit its natural function.
(c)
(i) Saccharin
(ii) Ranitidine