Biology Today and Tomorrow without Physiology (MindTap Course List)
5th Edition
ISBN: 9781305117396
Author: Cecie Starr, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 4, Problem 2SQ
Summary Introduction
Introduction: “Energy cannot be created and destroyed, but it can be converted from one form to another”. It is the capacity to do work. It can tend to spread or disperse until no part of the system has more than one part.
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Energy is defined as the ability to cause change. Which is the best reason why?
Because energy influences everything.
а.
b.
Because some form of energy is required to produce a change.
С.
Because energy is everywhere.
d.
Because energy can change forms.
Which of the following statement(s) relating to energy is not true?
a. it is the capacity to do work or put matter into motionb. kinetic energy results from movement of charged particlesc. potential energy is stored in chemical bondsd. energy conversion is efficient as it loses heate. none of the above
No energy that is trapped into an organism remains in it forever.(True/False)
Chapter 4 Solutions
Biology Today and Tomorrow without Physiology (MindTap Course List)
Ch. 4 - Figure 4.5 Energy inputs and outputs in chemical...Ch. 4 - Figure 4.10 Enzymes, temperature, and pH. Each...Ch. 4 - Prob. 3FIOCh. 4 - Prob. 4FIOCh. 4 - The genus Ferroplasma consists of a few species of...Ch. 4 - Prob. 2DIDCh. 4 - Prob. 3DIDCh. 4 - Prob. 1SQCh. 4 - Prob. 2SQCh. 4 - Prob. 3SQ
Ch. 4 - Prob. 4SQCh. 4 - Prob. 5SQCh. 4 - Prob. 6SQCh. 4 - Prob. 7SQCh. 4 - Prob. 8SQCh. 4 - Ions or molecules tend to diffuse from a region...Ch. 4 - Prob. 10SQCh. 4 - Prob. 11SQCh. 4 - Prob. 12SQCh. 4 - A transport protein requires ATP to pump sodium...Ch. 4 - Prob. 14SQCh. 4 - Prob. 15SQCh. 4 - Prob. 1CTCh. 4 - Water molecules tend to diffuse in response to...Ch. 4 - Dixie Bee wanted to make JELL-O shots for her next...Ch. 4 - The enzyme trypsin is sold as a dietary enzyme...Ch. 4 - Prob. 5CT
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- Energy can be classified into both kinetic energy and potential energy. Which image best illustrates kinetic energy? A baseball in a pitcher's hand. A puck slides past a goalie. A book balances on someone's head. A boulder sits on a cliff. None of these. a. b. C. d. e. a d C barrow_forwardWhy are the laws of thermodynamics considered laws of nature and not scientific theories? a. We have a complete scientific explanation of energy behavior. b. We understand why energy behaves the way it does but not exactly how it behaves. c. We do not understand how or why energy behaves the way it does. d. We understand how energy behaves but not exactly why it behaves the way it does. e. We cannot be absolutely sure that energy will behave the same under all conditions.arrow_forwardWhat statements concerning free energy change are true or false? a. Free energy change is a measure of the rate of a reaction. b. Free energy change is a measure of the maximum amount of work available from a reaction. c. Free energy change is a constant for a reaction under any conditions. d. Free energy is related to the equilibrium constant for a specific reaction. e. Free energy change is equal to zero at equilibriumarrow_forward
- Some exergonic chemical reactions that proceed slowly in the outside world proceed quickly in the human body. This is primarily because Select one: a. Body temperature is higher than outside temperature. b. Humans have enzymes that lower the activation energy of a chemical reaction. c. Humans have enzymes that increase the amount of energy released by a chemical reaction. d. All of the abovearrow_forwardA chemical reaction is more likely to occur spontaneously if A. the products of the reaction are more complex than the reactants. B. the system takes up heat from its surroundings. C. the products of the reaction are more disordered than the reactants. D. the system gains free energy.arrow_forwardWhich of these statements concerning enzymes is correct? a. Enzymes increase the rate of reactions but are permanently changed as a result. b. Enzymes are proteins that function as catalysts. c. Enzymes increase the activation energy requirement for a reaction to occur. d. Enzymes usually can only double the rate of a chemical reaction. e. Enzymes increase the kinetic energy of the reactants.arrow_forward
- Which of the following statement is INCORRECT about metabolism? A. is the sum of all chemical reactions in a cell B. involves the flow of energy and rearrangement of atoms C. anabolism breaks down large molecule to small molecule D. catabolism generates energy via oxidative processesarrow_forwardA truck was carrying a substance in a tank. The molecules of that substance were moving away from each other. The truck parked overnight in a place where energy transferred out of the substance. In the morning, the substance was a gas. How were the molecules moving in the morning? Explain why the molecules were moving that way after energy was transferred out of them.arrow_forwardWhich of the following defines the first law of thermodynamics? A. Energy cannot be created or destroyed B. The capacity to do work C. The energy stored in the arrangement of objects in a system D. Energy tends to disperse spontaneouslyarrow_forward
- Which statements concerning free energy change are true?a. Free energy change is a measure of the rate of a reaction.b. Free energy change is a measure of the maximum amountof work available from a reaction.c. Free energy change is a constant for a reaction under anyconditions.d. Free energy change is related to the equilibrium constantfor a specific reaction.e. Free energy change is equal to zero at equilibrium.arrow_forwardWhich of the following serves as an important energy carrier in cells? A. RNA B. DNA C. ATParrow_forwardA lawnmower uses gasoline for fuel. The lawnmower has a moving blade, makes lots of noise, and has a few lights on it. The engine of the lawnmower gets very hot. A. What kinds of energy transformations are happening in the lawnmower? B. What does the law of conversation of energy tell 6ou about the energy used by the lawnmower?arrow_forward
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