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Infections can be caused by bacteria, viruses or fungi. Antibiotics are a class of drug designed to kill or stop the growth of bacteria. They cannot be used to t...

Osmosis is the movement of water molecules from an area of high concentration to an area of low concentration, through a partially permeable membrane. 

Exercise has both long term and short term effects on the body. 

Short term effects include increased heart rate, increased cardiac output (volume of blood pumped out by the heart each minute, incr...

An increase in blood flow to the skeletal muscles means that more glucose and oxygen is delivered to the muscles via the blood. These are both needed in aerobic respiration to produce ATP/ energy for musc...

The temperature of the body is detected by the thermoregulatory centre in the hypothalamus in the brain, which can detect the temperature of the blood. Therefore it recieves information about changes to t...