BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
3rd Edition
ISBN: 9781260670929
Author: Hoefnagels
Publisher: MCG CUSTOM
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Question
Chapter 4.4, Problem 2MC
Summary Introduction
To determine:
The way the enzyme lowers a reaction’s activation energy
Introduction:
The activation energy refers to the energy that is required to start or initiate a particular reaction. The activation energy and the speed of the reaction are inversely proportional to one another.
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What is the activation energy for a reaction? Why is activation energy necessary?
What effect does an enzyme have on the required activation energy of a reaction?
Which of the following is not a mechanism that enzymes use to lower the activation energy of a reaction?
Chapter 4 Solutions
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
Ch. 4.1 - Describe how your body has potential and kinetic...Ch. 4.1 - Prob. 2MCCh. 4.2 - Prob. 1MCCh. 4.2 - Prob. 2MCCh. 4.2 - Prob. 3MCCh. 4.3 - Prob. 1MCCh. 4.3 - Describe the relationship between energy-requiring...Ch. 4.4 - Prob. 1MCCh. 4.4 - Prob. 2MCCh. 4.4 - What is the role of negative feedback in enzyme...
Ch. 4.4 - Prob. 4MCCh. 4.5 - Prob. 1MCCh. 4.5 - What types of substances diffuse freely across a...Ch. 4.5 - What would happen to a plant cell in a hypertonic...Ch. 4.5 - Prob. 4MCCh. 4.5 - Prob. 5MCCh. 4.5 - Prob. 6MCCh. 4 - Prob. 1MCQCh. 4 - How does ATP participate in coupled reactions? a....Ch. 4 - How do proteins contribute to the function of an...Ch. 4 - Prob. 4MCQCh. 4 - Prob. 5MCQCh. 4 - Prob. 6MCQCh. 4 - Prob. 7MCQCh. 4 - Prob. 8MCQCh. 4 - How does ATP relate to membrane transport? a. The...Ch. 4 - Prob. 1WIOCh. 4 - Prob. 2WIOCh. 4 - Prob. 3WIOCh. 4 - Prob. 4WIOCh. 4 - Use what you know about enzymes to propose an...Ch. 4 - Considering that enzymes are essential to all...Ch. 4 - Prob. 7WIOCh. 4 - Prob. 8WIOCh. 4 - Prob. 9WIOCh. 4 - List three ways the content in this chapter...Ch. 4 - Golden knifefish use an electric field to detect...Ch. 4 - Review Burning Question 4.4, which explains how...Ch. 4 - Prob. 1PITCh. 4 - Prob. 2PITCh. 4 - Prob. 3PITCh. 4 - Prob. 4PIT
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- If an enzyme does not alter the equilibrium constant of areaction, how does it speed up the reaction?arrow_forwardWhat is an energy of activation and what is the action of the enzyme over the energy of activation?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_forward
- What conditions in an environment can affect enzyme activity?arrow_forwardExplain with an example the statement: Enzymes enhance reactions but are not consumed in the reaction.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
- What is the role of binding energy in enzyme catalysis?arrow_forwardCatalysis involves overcoming the activation energy barrier of a reaction. What are three ways by which enzymes can do this?arrow_forwardHow do enzymes reduce the amount of activation energy needed to make a chemical reaction go?arrow_forward
- What is the mechanism that controls the rate of a reaction catalyzed by an enzyme?arrow_forwardAlthough ATP supplies energy to an endergonic reaction, why is it not considered a fuel?arrow_forwardHow does INCREASING temperature affect the rate of reaction (how fast the reaction occurs)? HINT: there are TWO effects.arrow_forward
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