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Gonorrhoea is caused by a bacteria whereas HIV is a virus. Antibiotics are only effective on bacterial diseases, but do not treat viruses as they are found inside the host cell.

Oxygen moves down the trachea, into the bronchi and into the smaller bronchioles, down a pressure gradient. Once the oxygen reaches the alveoli it moves down a diffusion gradient across the alveolar epitheli...

Lets take this as an example: Simplify 5a - (2a + 6) To 'simplify an equation' means to put it at its most basic form To make it easier for us, we can place a 1 infront of the bracket, so we know what we are...

Energy (or enthalpy) needed to remove one electron from one atom.

In the play A Doll’s House, Henrik Ibsen includes Dr. Rank, a seemingly insignificant yet underappreciated character. This particular name is integral to the dramatist’s elaborate characterization of his rol...