Inquiry Into Life (16th Edition)
16th Edition
ISBN: 9781260231700
Author: Sylvia S. Mader, Michael Windelspecht
Publisher: McGraw Hill Education
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Textbook Question
Chapter 6, Problem 10A
Enzymes catalyze
a. lowering the energy of activation in the reaction
b. raising the energy of activation in the reaction
c. increasing entropy
d. increasing the free energy of the products
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Students have asked these similar questions
Enzymes speed up a reaction by:
Select one:
a. Decreasing the amount of
activation energy needed to drive the
reaction
b. Change the amount of energy of
the reactant
c. Increasing the amount of activation
energy needed to drive the reaction
d. Change the amount of energy of
the products
INSTRUCTIONS
- Answer the following multiple-choice questions and
EXPLAIN in 3-5 sentences why you chose that answer.
Answer properly
-
Which of the following accurately describes how an enzyme functions?
a. reduces the energy content of the products
b. allows for the exothermic reaction of materials that are usually endothermic
c. changes the reaction mechanism effectively reducing the activation energy
d. shifts the equilibrium for the reaction
Chapter 6 Solutions
Inquiry Into Life (16th Edition)
Ch. 6.1 - Describe the different forms of energy.Ch. 6.1 - Prob. 2LOCh. 6.1 - Explain why energy is not recycled in an...Ch. 6.1 - Prob. 2CYPCh. 6.2 - Identify how the terms anabolic, catabolic,...Ch. 6.2 - Prob. 2LOCh. 6.2 - Prob. 1CYPCh. 6.2 - Prob. 2CYPCh. 6.3 - Prob. 1LOCh. 6.3 - Prob. 2LO
Ch. 6.3 - Prob. 3LOCh. 6.3 - Do you feel it is ethical to use dangerous...Ch. 6.3 - Prob. 2QTCCh. 6.3 - Summarize why enzymes are needed in biochemical...Ch. 6.3 - Prob. 2CYPCh. 6.3 - Prob. 3CYPCh. 6.4 - Prob. 1LOCh. 6.4 - Prob. 2LOCh. 6.4 - Prob. 1CYPCh. 6.4 - Prob. 2CYPCh. 6 - Prob. S1.1BYBCh. 6 - Prob. S2.7BYBCh. 6 - Prob. S4.2BYBCh. 6 - The fact that energy transformations increase the...Ch. 6 - Prob. 2ACh. 6 - Prob. 3ACh. 6 - Prob. 4ACh. 6 - Prob. 5ACh. 6 - Prob. 6ACh. 6 - Prob. 7ACh. 6 - Prob. 8ACh. 6 - Prob. 9ACh. 6 - Enzymes catalyze chemical reactions by which of...Ch. 6 - Prob. 11ACh. 6 - Prob. 12ACh. 6 - Prob. 1TCCh. 6 - Prob. 2TCCh. 6 - Prob. 3TC
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- Which of the following statements are correct about how enzymes accelerate chemical reactions (select all that apply)? A. Enzymes bind substrates to raise their effective concentration B. Enzymes enhance the rate of a chemical reaction C. Enzymes catalyze chemical reactions by destabilizing transition states D. Side chains of protein provide reactive groups that facilitate reaction E. Enzymes shift the equilibrium of a chemical reaction to favor product formationarrow_forwardAll of the following are accurate about enzymes except: A. Enzymes are typically globular proteins with an active site B. Enzymes decrease activation energy C. Enzymes can be used over and over to catalyze a substrate to a product D. Enzymes are versatile and can catalyze different types of chemical reactionsarrow_forwardThe graph presented here depicts the activation energy, or the amount of energy needed for a reaction to proceed, with and without an enzyme. a. Which reaction requires more energy to proceed—the one with or without an enzyme? How do you know? b. Is this reaction anabolic or catabolic? How do you know?arrow_forward
- Which of the following statements is not true about enzymes?* A. Enzymes are biological catalysts B. Enzymes as catalysts lowers the activation energy thus, speeds up the rate of reaction C. Enzymes are proteins D. Enzymes are highly specific E. None of the given optionsarrow_forwardWhich of the following statements is true of all enzymes? A They are soluble in water. B They have a quaternary structure. They have only one active site. D They catalyse anabolic reactions. Carrow_forwardWhich of the following statements concerning enzymes is TRUE? a. Enzymes can increase the equilibrium constant of a reaction by 1000-fold. b. The activity of many enzymes can be regulated. c. Many enzymes are consumed in the reactions they catalyze. d. The rate of enzymatic catalysis is independent of pH.arrow_forward
- Which of the following is TRUE about the enzymatic catalysis of a chemical reaction? A. It increases the energy of the transition state B. It decreases the free energy ∆G so that a reaction can proceed spontaneously C. It decreases the energy of the transition state D. It increases the forward and reverse ratesarrow_forwardChoose in the options what do enzymes do for the activation of energy of the reaction -Ea, given the theory of collision? a. enzymes will bind the reactants b. enzyme will raise temperature to incease the level of energy level. c. enzyme will provide an alternative reaction pathwayarrow_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_forward
- Match the following terms with the best definition. Enzyme Product Substrate Active Site A. A macromolecule serving as a catalyst. B. A material resulting from a chemical reaction. C. The reactant on which an enzyme works. D. Location on an enzyme where the reaction is catalyzed.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_forwardUse the energy graph shown here to define and explain the importance of the following four terms. You must refer to the parts of the graph as examples. Don't forget to define AND explain all four terms. - uncatalyzed catalyzed Reactant Product Course of Reaction A. Activation energy B. Catalysis C. Gibbs free energy D. Exergonic reactions For the toolh Energy Released Energy Suppliedarrow_forward
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