In the reaction, C6H12O6 + 6 O₂ -> 6 CO2 + 6 H₂O which side should energy be placed on? O The left side because this is an exergonic reaction O The left side because this is an endergonic reaction O The right side because this is an endergonic reaction O The right side because this is an exergonic reaction O Neither side because the reaction is in equilibrium

In the reaction, C6H12O6 + 6 O₂ -> 6 CO2 + 6 H₂O which side should energy be placed on? O The left side because this is an exergonic reaction O The left side because this is an endergonic reaction O The right side because this is an endergonic reaction O The right side because this is an exergonic reaction O Neither side because the reaction is in equilibrium

Biology Today and Tomorrow without Physiology (MindTap Course List)

5th Edition

ISBN:9781305117396

Author:Cecie Starr, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Christine Evers, Lisa Starr

Chapter4: Energy And Metabolism

Section: Chapter Questions

Problem 3SQ

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Which of the following is true for all exergonic reactions? Group of answer choices A. The reactions are nonspontaneous B. A net input of energy from the surroundings is required for the reactions to proceed C. Some reactants will be converted to products D. The products have more total energy than the reactants E. The reaction proceeds with a net release of free energy
A reaction that has ΔH>0 and ΔS>0 is: exergonic if T < ΔH/ΔS. always exergonic. freely reversible. always endergonic. exergonic if T > ΔH/ΔS.
Which of the following statements is false? a. A reaction may not occur at a detectable rate even though it has a favorable equilibrium. b. After a reaction, the enzyme involved becomes available to catalyze the reaction again. c. For S → P, a catalyst shifts the reaction equilibrium to the right. d. Lowering the temperature of a reaction will lower the reaction rate. e. Substrate binds to an enzyme's active site.
enzymes are efficient catalysts because they can do which of the following? A) catalyze reactions that ottherwise would not occur. B) decrease the free energy of activation of reactions, C) decrease the standard free energy change o reactions , D) prevent the conversion of product to substrate, E) shift the equilibrium of reactions toward more complete inversion of product
What is an example where molecules or aroma within a cell physically overcome some barrier to their reaction going forward thag is exergonic one? (hint: think about what a catalyst physically does during a reaction).
Which of the following statements is FALSE regarding all reactions of the type A <=> B at equilibrium? a) net velocity (V) = 0 b) V of forward reaction = V of reverse reaction c) kf = kr d) ∆Gactual = 0
ATP hydrolysis is _______ because ________. ATP + H2O <--> ADP + Pi a) Exergonic; Its hydrolysis results in separation of like charges. b) Exergonic; Water is consumed in the reaction. c) Endergonic; Energy is required to break the bond between phosphate groups. d) Endergonic; The reaction decreases entropy.
Which of the following statements is/are true about enzyme-catalyzed reactions? A. The reaction is faster than the same reaction. B. The free energy change of the reaction is opposite from the reaction in the absence of the enzymes. C. The reaction always goes in the direction toward chemical equilibrium. D. A and B only E. A, B and C
Which statement is FALSE? a. For S P, a catalyst shifts the reaction equilibrium to the right. b. After a reaction, the enzyme involved becomes available to catalyze the reaction again. c. A reaction may not occur at a detectable rate even though it has a favorable equilibrium. d. Substrate binds to an enzyme's active site. e. Lowering the temperature of a reaction will lower the reaction rate.
Which statements are true and which are false? Modify each false statement so that it reads correctly. a. In a closed system, neither energy nor matter is exchanged with the surroundings. b. State functions are independent of the pathway. c. A process is isothermic if ΔH = 0. d. The sign and magnitude of ΔG give important information about the direction and rate of a reaction. e. At equilibrium, ΔG = ΔG°. f. For two reactions to be coupled, they must have a common intermediate.
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.
Choose 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 pathway