Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 5, Problem 16SQ
Summary Introduction
To match: The terms with their suitable description.
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The passing of electrons from one molecule to another in a cell is are known as ________.
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A metabolic pathway_____ . a. may build or break down molecules b. generates heat c. can include redox reactions d. all of the above
All antioxidants_____ . a. prevent other molecules from being oxidized b. are coenzymes c. balance charge d. deoxidize free radicals
Chapter 5 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 5 - Which of the following statements is not correct?...Ch. 5 - ________ is lifes primary source of energy. a....Ch. 5 - Prob. 3SQCh. 5 - Prob. 4SQCh. 5 - Prob. 5SQCh. 5 - ______ are always changed by participating in a...Ch. 5 - Name one environmental factor that typically...Ch. 5 - Which of the following statements is not correct?...Ch. 5 - A molecule that donates electrons becomes...Ch. 5 - All antioxidants ________. a. prevent other...
Ch. 5 - Prob. 11SQCh. 5 - Prob. 12SQCh. 5 - Prob. 13SQCh. 5 - One Tough Bug The genus Ferroplasma consists of a...Ch. 5 - One Tough Bug The genus Ferroplasma consists of a...Ch. 5 - One Tough Bug The genus Ferroplasma consists of a...Ch. 5 - Immerse a human red blood cell in a hypotonic...Ch. 5 - Prob. 15SQCh. 5 - Prob. 16SQCh. 5 - Beginning physics students are often taught the...Ch. 5 - Describe diffusion in terms or entropy.Ch. 5 - How do you think a cell regulates the amount of...Ch. 5 - The enzyme trypsin is sold as a dietary...Ch. 5 - Catalase combines two hydrogen peroxide molecules...
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- is when one substrate molecule primes an enzyme to act on additional substrate molecules more readily a. Catalysis b. Cooperativity c. Feedback inhibition d. Activation energy e. Catabolismarrow_forward_______are always changed by participating in a reaction. a. Enzymes c. Reactants b. Cofactors d. Coenzymesarrow_forward________ reactions release energy.a. Catabolic b. Exergonicc. Decompositiond. Catabolic, exergonic, and decompositionarrow_forward
- Exergonic reactionsa. release potential energy b. consume energy c. form bonds d. occur only outside the cellarrow_forwardItem 35 Organic cofactors are referred to as _________. Fill in the blank 36 Item 36 Noncompetitive inhibition of an enzyme occurs when the inhibitor binds to the Multiple Choice a. allosteric site, and its effectiveness is not influenced by substrate concentration. b. allosteric site, and its effectiveness depends on substrate concentration. c. active site, and its effectiveness is not influenced by substrate concentration. d. active site, and its effectiveness depends on substrate concentration. e.substrate, and its effectiveness depends on product concentration.arrow_forward½ O₂ + 2H+ +2 e → H₂O FAD + 2H+ + 2e → FADH₂ E'º = 0.816V E'º = -0.219V Calculate the AG" of the following reaction: FAD + H₂O → FADH₂ + 1/2 0₂. A. -200 kJ/mol B. -100 kJ/mol C. 50 kJ/mol D. 100 kJ/mol E. 200 kJ/molarrow_forward
- Catabolic reactions ________ energy. a - consume b - require c - releasearrow_forwardThis is an _____ reaction since energy must be added to create product The potential energy of the reactants is ______ The potential energy of the products is ______ The change in potential energy, ΔE, is _____ A. exothermic B. endothermic C. unthermic D. 15 kcal/mol E. 40 kcal/mol F. 25 kcal/mol G. 50 kcal/mol H. 10 kcal/molarrow_forwardWhich of these is not true about enzymes? A. Most of them are proteins B. Are changed at the end of the reaction C. Can only speed up the rate of the reaction D. Very specific in function E. Work better in specific mediumarrow_forward
- When an enzyme catalyzes a reaction: onisido stunim q a. Substrate(s) bind in the active site The b. Products bind in the active site eri c. The shape of the enzyme remains unchanged l f d. The enzyme is consumed by the reactionarrow_forwardActive transport ________. A. utilizes energy B. cannot be saturated C. requires cofactors D. cannot transport molecules against a concentration gradientarrow_forwardIn an endergonic reaction, activation energy is a bit like_______ . a. a burst of speed b. coasting downhill c. an energy hill d. putting on the brakesarrow_forward
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