EBK BIOLOGY TODAY AND TOMORROW WITHOUT
5th Edition
ISBN: 9781305724747
Author: STARR
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Chapter 4, Problem 5SQ
Summary Introduction
Introduction: Enzymes are biological catalysts that can accelerate the
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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
A(n) ________ speeds up a reaction, while largely remaining unchanged itself.
a.
amino acid
b.
protein
c.
enzyme
Which of the following increases the rate of a reaction? a. cold temperatures b. solid reactants c. increased reactant concentration d. absence of a catalyst
Chapter 4 Solutions
EBK BIOLOGY TODAY AND TOMORROW WITHOUT
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_forwardINSTRUCTIONS - Answer the following multiple-choice questions and EXPLAIN in 3-5 sentences why you chose that answer. Answer properly -arrow_forwardWhich 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_forward
- When an enzyme catalyzes a reaction… A. The pH changes B. Substrate concentration is reduced C. Product concentration is reduced D. Substrate concentration is increasedarrow_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_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_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_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_forwardThe abbreviation, CoA, stands for: Select one: a. Coenzyme A b. Coprotein A c. Cobalt A d. Cofactor Aarrow_forward
- Which 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_forwardWhen an enzymatic reaction is in progress, do you expect to see happen to the amount of product? A It will increase as the reaction proceeds. B It will decrease as the reaction proceeds. C The amount will not change as reaction proceeds. D It is not possible to predict what will happen to it as the reaction proceeds.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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