'Enzyme concentration' diaporamas de présentation

Biological catalysts

Enzymes. TUMS. Biological catalysts. Azin Nowrouzi, PhD Tehran University of Medical Sciences. Chemical reaction. Catalyst. A B. Product(s). Reactant(s). Catalyst. A +B B + C. Catalysts Increase the rate of a reaction.

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Chapter 2: Energy, Life and the Biosphere

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Enzyme kinetics

Enzyme kinetics. Cytochrome P450 bound to Its substrate camphor. L-serine + indole derivative produces L-tryptophan . Lock and key model. Proposed by Emil Fischer in 1890. Induced fit model. K +1 [E][S] = k -1 + k 2 [ES]. K M. If, Then it is independent of both

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Biochemistry : An Introduction to the Basic Molecules of Life

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Biofuel Enzyme Kit From Grass to Gas: An Inquiry based study of enzymes

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From Grass to Gas: An Inquiry Based Study of Enzyme

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Enzyme Action

18 th October. Enzyme Action. Learning objective : to describe different models for enzyme action and to investigate factors which control the rate of an enzyme reaction. More free powerpoints at www.worldofteaching.com. Lock and Key. Lock and Key.

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Enzymes

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Maintaining a Balance

Maintaining a Balance. HSC Course Core Topic 1 - Factors Affecting Activity of Enzymes. Enzyme activity. How fast an enzyme is working = Rate of Reaction. Rate of Reaction = Amount of substrate changed (or amount product formed) in a given period of time. Enzyme activity.

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Enzymes

Enzymes. What is an enzyme?. Organic catalyst Protein molecule. Speed up chemical reactions by lowering the activation energy. Activation Energy. energy required to start all chemical reaction How can all reactions require energy, if some are considered exergonic/exothermic?.

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SSME-518 Instructional Technology and Material Development Assignment2

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LAB 5: Enzymes

LAB 5: Enzymes. TCTC Biology 101 Lab Rinehart. Enzyme Function. Enzymes - specialized proteins that function as catalysts for metabolic reactions

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Enzymes

Enzymes. Catalysts of Life. Review of Chemical Reactions. A chemical reaction is a process that changes, or transforms, one set of chemicals into another Reactants are elements or compounds that enter into a chemical reaction

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Chapter 8 Metabolism

Chapter 8 Metabolism. Questions . How does 2 nd law of thermodynamics explain diffusion? What is a catabolic process? What is an anabolic process? Which, catabolic or anabolic, requires energy? Which, catabolic or anabolic, produces energy?. Questions (Answers) .

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Enzyme-substrate reaction Competitive inhibition Non-competitive inhibition Co-factor

Draw sketch graphs for enzyme activity with a competitive inhibitor present and for a non-competitive inhibitor present. A. B. C. D. Enzyme-substrate reaction Competitive inhibition Non-competitive inhibition Co-factor.

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Enzyme Inhibition

Enzyme Inhibition. Inhibition:. Certain chemicals prevent enzymes from working. Role of Bond Strength. Strong Bond :Irreversible Inhibition Weak Bond: Reversible. Competitive: Works on active site. Non-competitive: Influences enzyme away from active site. Types of Inhibition.

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Decouple reaction between carbonate and Benzene( aq ), other forms of carbon.

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Factors Affecting Enzyme Activity

Factors Affecting Enzyme Activity. Temperature, pH, cofactors/coenzymes, enzyme concentration . Temperature. Enzymes are very sensitive to changes in temperature If the temperature is too high or too low, the rate of the reaction will be altered. Ex. Canning food through

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BR for 10/30 on pg. 49

An enzyme is a protein that lowers the activation energy and speeds up the chemical rxn. BR for 10/30 on pg. 49. Either write the question and answer or answer in complete sentences with the question referred in your answer. 1. What is an enzyme?

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