BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 5, Problem 9SA
Summary Introduction
Introduction:
Antioxidants are substances that minimize the damage of cells due to the process of oxidation of molecules. They may include enzymes, vitamins, and other substances that counteract the damaging or destructive effects of oxidation.
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List the similarities and differences between the followinv coenzymes in terms of structure and fuction.
A. Nicotinamide coenzyme
B. Flavin coenzyme
C. Coenzyme A
the loss of electrons by one atom or molecule to another
a. oxidation
b. reduction
c. catalysis
d. synthesis
e. degradation
The compound that enters the Krebs cycle isa. citric acid
b. oxaloacetic acid
c. pyruvic acid
d. acetyl coenzyme A
Chapter 5 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 5 - Which of the following statements is not correct?...Ch. 5 - ________ is lifes primary source of energy. a....Ch. 5 - Prob. 3SACh. 5 - Prob. 4SACh. 5 - ________ are always changed by participating in a...Ch. 5 - Name one environmental factor that typically...Ch. 5 - Prob. 7SACh. 5 - Prob. 8SACh. 5 - Prob. 9SACh. 5 - A molecule that donates electrons becomes...
Ch. 5 - Solutes tend to diffuse from a region where they...Ch. 5 - Prob. 12SACh. 5 - A transport protein requires ATP to pump sodium...Ch. 5 - Immerse a human blood cell in a hypotonic...Ch. 5 - Prob. 15SACh. 5 - Beginning physics students are often taught the...Ch. 5 - Describe diffusion in terms of entropy.Ch. 5 - How do you think a cell regulates the amount of...Ch. 5 - The enzyme trypsin is sold as a dietary enzyme...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 one kills microbes by altering and oxidizing proteins and membranes? a.Ag b.Iodine c.Cu d.isopropanol e.Quatsarrow_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
- Define the following terms: a. hydride ion b. oxidation reaction c. energy d. FAD e. electron transport pathwayarrow_forwardThe ionization of a sodium atom to produceNa+ is an example ofa. oxidation.b. reduction.c. catabolism.d. anabolism.e. decompositionarrow_forwardChemotrophic 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_forward
- Catabolism is breakdown and hydrolysis A. True B. False Anabolism is synthesis and dehydration A. True B. Falsearrow_forwardThe abbreviation, CoA, stands for: Select one: a. Coenzyme A b. Coprotein A c. Cobalt A d. Cofactor Aarrow_forwardExplain the energy system involved (This is all about Energy System: Anaerobic - Phosphocreatine). a. Doing a push up b. Lifting a weightarrow_forward
- Select the correct answer from the answers provided. An apoenzyme is where the is located. a. cofactor c. redox reaction b. coenzyme d. active sitearrow_forwardDuring cell respiration, what happens to the strength of the bonds between atoms in glucose vs those in the products water and carbon dioxide? Choose all answers that are correct. a. the carbon-hydrogen bonds in glucose are stronger than the carbon-oxygen bonds in carbon dioxide b. an oxidizing agent c.the carbon-hydrogen bonds in glucose are weaker than the carbon-oxygen bonds in carbon dioxide d.the carbon-hydrogen bonds in glucose are weaker than the oxygen-hydrogen bonds in water e.the carbon-hydrogen bonds in glucose are stronger than the oxygen-hydrogen bonds in waterarrow_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_forward
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