EP BIOLOGY TODAY+TOMORROW W/O PHYSIO.
5th Edition
ISBN: 9781305583856
Author: STARR
Publisher: CENGAGE L
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Chapter 4, Problem 4SQ
Summary Introduction
Introduction: Activation energy is defined as the minimum amount of energy that is required to initiate a
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Endergonic reactions do which of the following? Select all that apply.
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Energy in ATP is used to power skeletal muscle contraction. This is an example of what type of energy conversion? a. chemical energy to mechanical energy b. light energy to mechanical energy c. chemical energy to light energy d. electrical energy to chemical energy.
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Chapter 4 Solutions
EP BIOLOGY TODAY+TOMORROW W/O PHYSIO.
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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- Which of the following is not an example of an energy transformation? a. Heating up dinner in a microwave b. Solar panels a work c. Formation of static electricity d. None of the abovearrow_forwardCells use ATP to drive endergonic reactions because a. ATP is the universal catalyst. b. energy released by ATP hydrolysis makes ΔG for coupled reactions more negative. c. energy released by ATP hydrolysis makes ΔG for coupled reactions more positive. d. the conversion of ATP to ADP is also endergonic.arrow_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
- When electromagnetic energy is absorbed, it can be converted to which of the following? Group of answer choices a) Chemical energy as in photosynthesis. b) Electrical energy as with solar collectors c) Sensible heat d) All of the above e. None of the abovearrow_forwardWhich About Metabolism Is True A) Spontaneous Reactions Require Enzymes B)Non-Spontaneous Reactions Will Never Occur C)Endergonic Reactions Are Spontaneuos D)Catabollic Reactions Conume Energy To Build A Moleculearrow_forwardChoose the best description of an enzyme: (a) It allows a chemical reaction to proceed extremely fast. (b) It increases the rate at which a chemical reaction approaches equilibrium relative to its uncatalyzed rate. (c) It makes a reaction thermodynamically favorable.arrow_forward
- Which of the following choices BEST describes metabolism? a. breakdown of biomolecules b. controlled by enzymes and involved ATP c. all of the choices are correct d. synthesis of biomoleculesarrow_forwardThe energy released by the hydrolysis of ATP is____ a. primarily stored between the alpha and beta phosphates b. equal to −57 kcal/mol c. harnessed as heat energy by the cell to perform work d. providing energy to coupled reactionsarrow_forwardA spontaneous reaction is one in which the change in free energy (ΔG) has a _______ value. (a) positive (b) negative (c) positive or negative (d) none of the preceding (ΔG has no measurable value)arrow_forward
- What is the minimum amount of energy required to start a chemical reaction? A. Activation energy B. Net energy input C. Potential energy D. Net energy outputarrow_forwardEnzymes catalyze a chemical reaction by A. decreasing the amount of ATP required to activate a reaction B. increasing the amount of ATP required to activate a reaction C. slowing down the reaction to obtain more products D. increasing the reaction to obtain more products E. decreasing the amount of ATP required and obtaining more products.arrow_forwardCells utilize the energy ot AlP to do usetul work, such as power muscle contractions. During cellular activities like muscle contractions, ATP is converted into ADP and a phosphate group. What is happening to energy in this process of conversion? A:Energy is being stored. B:Energy is being released. C:Energy is being destroyed. D:Energy is being created.arrow_forward
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