A balanced diet is eating all of the 7 essential food groups in the right proportions they are: fruit and veg- gives you nutrients, protein-helps regrow bones and tissues, vitamins-helps bodily functions, minerals-helps bodily functions, carbohydrates-provides you with energy, fats and oils-proviedes you with energy and protection, water- keeps you hydrated
Being healthy is a sate of complete physical, mental and social well-being, as well as the absence of disease. Being fit is the ability of a body to cope with all the demands of its lifestyle.
Microbes is the name given to viruses and bacteria. they are known as germs, harmful germs can make us unwell.
smallest to largest virus bacteria fungi.
producing antitoxins- white blood cells produce antitoxins which neutralise the bacterial toxins.producing antibodies- antibodies bind to the bacterium antigens and kills it. they are specific to the pathogen.
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A catalyst is a substance that increases the speed of a reaction without being used up or changed in the reaction.
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