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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A metabolic pathway_____ . a. may build or break down molecules b. generates heat c. can include redox reactions d. all of the above
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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. Catabolism
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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- An enzyme __________ the activation energy required for a chemicalreaction.a. increases b. converts c. lowers d. catalyzesarrow_forwardWhich of the following is a reactive oxygen species that can damage proteins? Select one: a. vitamin C b. superoxide c. arsenic d. oxygen e, heat cle HW due Hov 3rd at 5pm Jump to... ( Next page cancer stem cellsarrow_forwardAn apoenzyme is where the _______ is located.a. cofactor b. coenzyme c. redox reaction d. active sitearrow_forward
- Item 35 Organic cofactors are referred to as _________. Fill in the blank Item36 Item 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. Item37 Item 37 A substance that binds to the active site of an enzyme and turns it off is called a _________ inhibitor. Fill in the blank Item 38 Lactase is an enzyme that digests lactose. True or False Item 39 Exergonic reactions do not require activation energy. True or Falsearrow_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
- Item 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_forwardExergonic reactionsa. release potential energy b. consume energy c. form bonds d. occur only outside the cellarrow_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_forwardAnabolic reactions use energy by ________.a. turning ADP into ATPb. removing a phosphate group from ATPc. producing heatd. breaking down molecules into smaller partsarrow_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
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