Combo: Loose Leaf Version of Biology: Concepts & Investigations packaged with Connect Access Card
3rd Edition
ISBN: 9781259673818
Author: Mariëlle Hoefnagels Dr.
Publisher: McGraw-Hill Education
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Question
Chapter 4.4, Problem 2MC
Summary Introduction
To determine:
How enzymes help in lowering the activation energy.
Concept introduction:
Enzyme is a proteinaceous molecule that acts as a catalyst inside the living organisms. The enzymes speed up the
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What effect will an enzyme have on the value of activation energy for the reaction?
What is an energy of activation and what is the action of the enzyme over the energy of activation?
If an enzyme does not alter the equilibrium constant of areaction, how does it speed up the reaction?
Chapter 4 Solutions
Combo: Loose Leaf Version of Biology: Concepts & Investigations packaged with Connect Access Card
Ch. 4.1 - What are some examples of the work of a cell?Ch. 4.1 - Prob. 2MCCh. 4.1 - Prob. 3MCCh. 4.1 - Prob. 4MCCh. 4.2 - What is metabolism on a cellular level?Ch. 4.2 - Prob. 2MCCh. 4.2 - Prob. 3MCCh. 4.2 - Prob. 4MCCh. 4.3 - What are the main parts of an ATP molecule?Ch. 4.3 - Prob. 2MC
Ch. 4.3 - Describe the relationships among endergonic...Ch. 4.4 - Prob. 1MCCh. 4.4 - Prob. 2MCCh. 4.4 - Prob. 3MCCh. 4.4 - Prob. 4MCCh. 4.4 - List three conditions that influence enzyme...Ch. 4.5 - What is diffusion?Ch. 4.5 - What types of substances diffuse freely across a...Ch. 4.5 - Prob. 3MCCh. 4.5 - Prob. 4MCCh. 4.5 - Prob. 5MCCh. 4.5 - Prob. 6MCCh. 4.6 - Prob. 1MCCh. 4.6 - Prob. 2MCCh. 4.6 - Prob. 3MCCh. 4 - Prob. 1MCQCh. 4 - Prob. 2MCQCh. 4 - How does ATP participate in coupled reactions? a....Ch. 4 - How does an enzyme affect the energy of a...Ch. 4 - Prob. 5MCQCh. 4 - Prob. 6MCQCh. 4 - Prob. 7MCQCh. 4 - Prob. 1WIOCh. 4 - Some people claim that lifes high degree of...Ch. 4 - List some examples of endergonic and exergonic...Ch. 4 - Prob. 4WIOCh. 4 - Prob. 5WIOCh. 4 - Provide an example of an appliance that uses...Ch. 4 - Name at least four ways that a cell uses ATP.Ch. 4 - Prob. 8WIOCh. 4 - Considering that enzymes are essential to all...Ch. 4 - Prob. 10WIOCh. 4 - Prob. 11WIOCh. 4 - Prob. 12WIOCh. 4 - Liver cells are packed with glucose. If the...Ch. 4 - List three ways the content in this chapter...Ch. 4 - Prob. 1PITCh. 4 - Prob. 2PITCh. 4 - Prob. 3PIT
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- What conditions in an environment can affect enzyme activity?arrow_forwarda) What is the Steady State assumption; how does steady state differ from equilibrium? b) Transition state; what are two ways that enzymes can decrease the transition state energy?arrow_forwardIn terms of potential and kinetic energy where does the energy comes from that allows an enzyme to lower the activation energy of a reaction? Is thermal energy involved?arrow_forward
- Explain with an example the statement: Enzymes enhance reactions but are not consumed in the reaction.arrow_forwardCatalysis involves overcoming the activation energy barrier of a reaction. What are three ways by which enzymes can do this?arrow_forwardWhat is the mechanism that controls the rate of a reaction catalyzed by an enzyme?arrow_forward
- How do enzymes reduce the amount of activation energy needed to make a chemical reaction go?arrow_forwardHow does INCREASING temperature affect the rate of reaction (how fast the reaction occurs)? HINT: there are TWO effects.arrow_forwardList two environmental factors that influence enzyme activity.arrow_forward
- List three ways to alter the rate of an enzyme-mediated reaction.arrow_forwardA competitive inhibitor diminishes the rate of catalysis: A) By reducing the proportion of enzyme molecules bound to a substrate. OB) By altering the shape of the active site of the enzyme C) By binding to a regulatory subunit D) By enhancing the interaction between enzyme and reaction productarrow_forwarda) Describe a specific chemical reaction that occurs within the human body and state the name of the enzyme involved, the substrate(s) of the reaction, and the specific product(s) formed. b) Enzymes are not used up in chemical reactions. So, what exactly does an enzyme do? In your answer you should refer to activation energy. c) Explain what is meant by the induced fit action of an enzyme, referring to the role of the active site, and to the activation energy of an enzyme-catalysed reaction.arrow_forward
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