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Enzymes

QuestionAnswer
Metabolism The sum of all the chemical reactions occurring in an organism
Enzymes Folded, globular-shaped protein catalysts that speed up reactions without being used up
Active site of an enzyme Area where the substrate enters and is changed into a product(s).
Specificity An enzyme's ability to react with only one substrate
Optimum activity of an enzyme The conditions(s) under which the enzyme works best
Denatured enzyme An enzyme that has lost its function due to a change in its shape
Bioprocessing The use of living cells or their components, such as enzymes, to make useful products or to carry out useful procedures
Immobilised enzymes Enzymes that are attached to or trapped in an inert (inactive) insoluble material
Bioreactor A vessel in which a product is formed by a cell or cell components, such as an enzyme
What is the driving force of metabolism? a) Enzymes b)Metabolic reactions c)Denatured enzymes A - Enzymes
Which enzyme is present in saliva? a)Catalase b)Pepsin c)Amylase C - Amylase
Which enzyme catalyses DNA formation in living cells? a)Potato phosphorylase b)DNA polymerase c)Pepsin B - DNA polymerase
In the active site theory, there are two models of enzyme action namely: a) The enzymatic action model and metabolic action model b)The lock and key model and the induced fit model c) The enzyme-substrate model and the active site model B - The lock and key model and the induced fit model
What are the two factors that affect enzyme action? pH and temperature
Created by: Oluwaseun
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