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Lock and Key Model
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| When you go home at iniquity and the door is locked, can it open itself? Nope. You need a tell apart that is just the right shape to fit in that lock. Otherwise, youre stuck in the cold. Enzymes work in a similar way (locks and keys). Enzymes bang truly specific jobs and do nothing else. They atomic number 18 very specific locks and the compounds they work with are the special keys. In the alike way on that point are door keys, car keys, And bike-lock keys, there are enzymes for neural cells, intestinal cells, and your saliva. 
Heres the deal: there are four steps in the process of an enzyme working. 
1. An enzyme and a substrate are in the same area. The substrate is the biological speck that the enzyme will attack. 
2. The enzyme grabs onto the substrate with a special area called the ready site Only the correctly sized key (substrate) fits into the key hole (active site) of the lock (enzyme)The active site is a oddly shaped area of the enzyme that fits around the substrate. The active site is the keyhole of the lock. 
3. A process called contact action happens.



Catalysis is when the substrate is changed. It could be impoverished down or combined with another molecule to shed light on something new. 
4. The enzyme lets go. Big idea. When the enzyme lets go, it returns to normal, ready to do another reaction. The substrate is no longer the same. The substrate is now called the product.| | |

Substrate- The material or import on which an enzyme acts.
Active site The part of an enzyme at which catalysis of the substrate occurs.
Product- The enzyme is able to convert a substrate to a product but the enzyme does not get consumed in the reaction.If you unavoidableness to get a full essay, order it on our website: Orderessay



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