Definition
Catalyst is a substance that can speed up the rate of chemical reaction, without itself being chemically changed at the end of the reaction. #BiologyDefinitions
Definition
Enzymes are proteins that function as biological catalysts. They catalyse or speed up the rate of chemical reactions. They remain unchanged at the end of the reaction #BiologyDefinitions
Enzymes are made up of protein molecules, that are folded to take on 3D globular shapes.
Enzymes Lower Activation Energy
Activation Energy and How Enzymes Lower It
Reactions that Enzymes Catalyze
Reactions that Enzymes Catalyze
Classification of Enzymes
carbohydrase’s - digest carbohydrates proteases - digests proteins lipases - digests fats
Characteristics and the Lock and Key Hypothesis
Characteristics of Enzymes and the Lock and Key Hypothesis
Enzymes are Affected by Temperature
Enzymes are Affected by Temperature
Enzymes are Affected by pH
Note
difference between pH curve and temperature curve. pH is bell shaped and temperature drops sharply.