Biology 1; Keeping Healthy

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A combination of a balanced diet and regular excercise is neede to help keep the body healthy. Our bodies are the perfect enviroment for many microbes, however, if they did enter the body, could make us very ill! Because of this our body needs to stop microbes getting in, or if they do actually get inside us, how to deal with them! One way of preventing

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nastehu

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thank you soooooooo useful :D