Define single cell protein and give two examples.

Define isotope and give two examples.

Define drug. Give two examples.

Define simple harmonic motion ? Give two examples.

Define the following and give two examples Antihistamines

Define the following and give two examples Antimicrobials

Define the following and give two examples Antacids

Define the following and give two examples for each. a) Antibiotics b) Antacids c) Antihistamines

Define the following terms and give two examples each. a) Pollutant b) Contaminent c) Sink d) Receptor and e) Speciation