Biology - revision notes

Biology - Revision

B1.1, 1.2, 1.3

A healthy diet - A diet based on starchy foods such as potatoes, bread, rice and pasta; with plenty of fruit and vegetables; some protein-rich foodssuch as meat, fish and lentils; some milk and dairy foods; and not too much fat, salt or sugar, will give you all the nutrients you need.

metabolic rate - the rate at which all the chemical reactions in your body take place, depending on the amount of exercise you do and the proportion of fat to muscle in your body

receptors - Receptors are groups of specialised cells. They can detect changes…