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Old 12 Feb 2006, 2:21 PM   #30 (permalink)
angmor
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Re: glossary

Enzyme - are catalysts which control the rate of a metabolic reaction - they speed it up or slow it down. An important thing to note about enzymes is that they are specific, each enzyme only reacts with a specific substrate which is discussed later.

Substrate - Molecules which the enzyme reacts on. Both enzyme and substrate will bind together, where a reaction will then occur and the substrate is changed. They split and the product is released; the enzyme returns to original form.

homeostatis - Process in which the body will try to maintain a stable internal, balanced enviroment for its cells. THere are two stages involved in homeostatis 1. detecting the change from the balanced state, and 2. counteracting the change so that it returns to original, balanced state. Homeostatis is essential for many processes in the body, for example it is vital for enzymes since they need optimum conditions for them to work best. An unbalanced or unusual enviroment will result in the enzyme being denatured.

Can someone else post more?

And btw, no God did not surf.
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