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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Textbook Question
Chapter 5, Problem 10SQ
All antioxidants ________.
- a. prevent other molecules from being oxidized.
- b. are coenzymes
- c. balance charge
- d. deoxidize free radicals
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the loss of electrons by one atom or molecule to another
a. oxidation
b. reduction
c. catalysis
d. synthesis
e. degradation
Concerning antioxidants, which one of the following statements is true?
a. free radicals, reduce the toxic bi-products produced by antioxidants
b. antioxidants allow oxygen to bond with other molecules, improving health and longevity
c. taking antioxidant supplements decreases cancer rates
d. antioxidants won't prolong your life, just make you healthier
Coenzyme A binds to an acetyl group via a __________ linkage.
A. carboxylic acid ester
B. carboxylic acid anhydride
C. phosphoric anhydride
D. thioester
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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- Energy is carried from catabolic to anabolic reactions in the formof ________________ .a. ADP b. high-energy ATP bonds c. coenzymes d. inorganic phosphatearrow_forwardWhich of the following are most commonly associated with creation of free-radicals? Select one: a. Carbon dioxide only b. Oxygen only c. Fatty acids only d. Carbon dioxide and Oxygen only e. Oxygen and fatty acids onlyarrow_forward_______are always changed by participating in a reaction. a. Enzymes c. Reactants b. Cofactors d. Coenzymesarrow_forward
- The compound that enters the Krebs cycle isa. citric acid b. oxaloacetic acid c. pyruvic acid d. acetyl coenzyme Aarrow_forwardPeptide bonds are formed via what type of reaction? A. Condensation B. Hydrolysis C. Oxidation-Reduction D. None of the abovearrow_forwardThe general reaction involved in the saponification of fatty acids with NaOH is ________. a. Alcoholysis b. Acid hydrolysis c. Basic hydrolysis d. Aminolysisarrow_forward
- Chemotrophic energy metabolism is a catabolic and exergonic process that produces ATP from oxidizing molecules. Which among the following is not an energy source of chemotrophic energy metabolism? A. Iron B. Photons C. Carbohydrates D. Proteinsarrow_forwardWhen an enzyme catalyzes a reaction… A. The pH changes B. Substrate concentration is reduced C. Product concentration is reduced D. Substrate concentration is increasedarrow_forwardGLYCOLYSIS a. The chemical equation b. Where this chemical reaction can be seen c. What the importance if this chemical reaction is d. How it relates to the laymen / ordinary peoplearrow_forward
- The direct products from the citric acid cycle are ________. a. temporary electron storage compounds b. final products of cellular respiration c. formed from the direct consumption of oxygenarrow_forwardWhich of the following organisms cannot perform oxidative phosphorylation? Select one: a. E. coli b. tulips c. white rhinos d. mushrooms e. none of the above Clear my choicearrow_forwardThe Acronym, OiL-RiG, is meant to help explain the fact that:A. OilRigs are a threat to the environment and need to be constantlychecked for leaks.B. Oxidation Reactions involve a loss in Valence Electrons andReduction Reactions involve a gain in Valence Electrons.C. Oxidation Reactions involve a loss in Valence Protons andReduction Reactions involve a gain in Valence Protons.D. Oxidation is Laborious & Reduction is Glorious.arrow_forward
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