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Antibiotics are used to treat various diseases and ailments by targetting the bacteria which cause said diseases. Bacteria are subject to natural selection and evolution like any other organism. Random...
Most of our characteristics, such as eye colour, are encoded by a pair of alleles. These are different forms of the same gene, one inherited from the father and one from the mother. You can get dominant a...
Imagine someone sprays a deodorant from across the room, eventually it will make its way over to where you are and you can smell it. Diffusion is the spreading out of particles resulting in a net movem...
Carbohydrates, Fats, Protein, Fibre, Vitamins and Mineral ions.
A gap between neurones where the impulse is transmitted chemically and triggers a new impulse in the nest neurone.
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