Science, Maths & Technology
Understanding antibiotic resistance
...human body and 10% of our body weight. Most of them are in our gut and on our skin. Many microbes are beneficial, for example, helping us to digest our food. Only a tiny fraction cause disease, and are usually kept in check by our immune system. But when they aren't, microbes also help us to fight back. Bacteria cause disease when they are able to reproduce in the body....