Biology Today and Tomorrow without Physiology (MindTap Course List)
5th Edition
ISBN: 9781305117396
Author: Cecie Starr, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 4, Problem 5SQ
Summary Introduction
Introduction: Enzymes are biological catalysts that can accelerate the
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_______are always changed by participating in a reaction. a. Enzymes c. Reactants b. Cofactors d. Coenzymes
A(n) ________ speeds up a reaction, while largely remaining unchanged itself.
a.
amino acid
b.
protein
c.
enzyme
the loss of electrons by one atom or molecule to another
a. oxidation
b. reduction
c. catalysis
d. synthesis
e. degradation
Chapter 4 Solutions
Biology Today and Tomorrow without Physiology (MindTap Course List)
Ch. 4 - Figure 4.5 Energy inputs and outputs in chemical...Ch. 4 - Figure 4.10 Enzymes, temperature, and pH. Each...Ch. 4 - Prob. 3FIOCh. 4 - Prob. 4FIOCh. 4 - The genus Ferroplasma consists of a few species of...Ch. 4 - Prob. 2DIDCh. 4 - Prob. 3DIDCh. 4 - Prob. 1SQCh. 4 - Prob. 2SQCh. 4 - Prob. 3SQ
Ch. 4 - Prob. 4SQCh. 4 - Prob. 5SQCh. 4 - Prob. 6SQCh. 4 - Prob. 7SQCh. 4 - Prob. 8SQCh. 4 - Ions or molecules tend to diffuse from a region...Ch. 4 - Prob. 10SQCh. 4 - Prob. 11SQCh. 4 - Prob. 12SQCh. 4 - A transport protein requires ATP to pump sodium...Ch. 4 - Prob. 14SQCh. 4 - Prob. 15SQCh. 4 - Prob. 1CTCh. 4 - Water molecules tend to diffuse in response to...Ch. 4 - Dixie Bee wanted to make JELL-O shots for her next...Ch. 4 - The enzyme trypsin is sold as a dietary enzyme...Ch. 4 - Prob. 5CT
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- Fill in the blanks by writing the name of the definition: In a __________ reaction the transfer of electrons takes place a. Precipitation b. Decomposition c. redox d. displacementarrow_forwardWhich of the following increases the rate of a reaction? a. cold temperatures b. solid reactants c. increased reactant concentration d. absence of a catalystarrow_forwardINSTRUCTIONS - Answer the following multiple-choice questions and EXPLAIN in 3-5 sentences why you chose that answer. Answer properly -arrow_forward
- Which of the following choices BEST describes metabolism? a. breakdown of biomolecules b. controlled by enzymes and involved ATP c. all of the choices are correct d. synthesis of biomoleculesarrow_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_forwardCHOOSE THE CORRECT LETTER If an enzyme requires FAD as a coenzyme, what type of reaction does this enzyme catalyze?A. oxidationB. isomerizationC. dehydrationD. condensationarrow_forward
- Which of the following statements are correct about how enzymes accelerate chemical reactions (select all that apply)? A. Enzymes bind substrates to raise their effective concentration B. Enzymes enhance the rate of a chemical reaction C. Enzymes catalyze chemical reactions by destabilizing transition states D. Side chains of protein provide reactive groups that facilitate reaction E. Enzymes shift the equilibrium of a chemical reaction to favor product formationarrow_forwardIdentify the conditions that may affect enzyme activity in a reaction. SELECT ALL THAT APPLY A. Increasing Temperature B. Decreasing Substrate C. Lack of coenzyme D. Decreasing pHarrow_forwardwhich of the following statements are correct?a. coenzyme is an alternate name for all cofactors b. metal ions can function as cofactors c. all conjugated enzymes contain cofactorsarrow_forward
- The abbreviation, CoA, stands for: Select one: a. Coenzyme A b. Coprotein A c. Cobalt A d. Cofactor Aarrow_forwardWhich of the following is not true about enzymes? a. They are consumed by the reactions they catalyze. b. They are usually made of amino acids. c. They lower the activation energy of chemical reactions. d. Each one is specific to the particular substrate(s) to which it binds.arrow_forwardThe entire set of chemical reactions occurring in a living system is referred to as: O a.. Metabolism O b. Anabolism O c. Catabolism Od. Digestionarrow_forward
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