C) The enzyme splits ATP to AMP + PPi. C. Proteins are a main source of energy for cells. B The substrate of an allosteric enzyme may also be an allosteric effector for that enzyme. © 2003-2021 Chegg Inc. All rights reserved. b.The interaction between enzyme and substrate is generally mediated by noncovalent bonds. C. Hepatic cells are also known as Kupffer cells. D. Hepatic cells release vitamins. C. The enzyme undergoes a conformational change that brings substrates closer together in an induced fit. Relevance. Which of these statements regarding enzymes is false? The Enzymes In The Endoplasmic Reticulum Synthesize Proteins That Are Critical To Maintaining Function Of The Lysosome . C Allosteric effectors elicit a change in shape of the enzyme via a process termed cooperativity. 13. b. Ribosomes coordinate the functioning of mRNA and tRNA. & B.The interaction between enzyme and substrate is generally mediated by noncovalent bonds. Which Of The Following Statements About Enzymes Is FALSE? B) Digestion cleaves nucleic acids into nucleotides. b) They belong to a general class of enzymes called monooxygenases. Multiple Choice O Enzymes are composed of amino acids. View desktop site. B. Hepatic cells detoxify drugs and alcohol. b) They are monomers used to build proteins. A. Enzyme active sites bind their products reversibly. Everything else said about the. C) Digestion cleaves fats into glycerol and fatty acids. Question: Which Of The Following Statements About Enzymes Is FALSE?a. Which of the following statements about enzymes is FALSE? 14. a.The ribosomes of prokaryotes and eukaryotes are the same in structure and function. & b. b. 5. C) Enzymes may use coenzymes derived from vitamins or cofactors from metallic elements. A. Hepatic cells are the "chemical processing factory." B) Enzymes have the ability to accelerate reactions as much as a billion-fold. Enzymes are proteins. Terms Enzymes are catalytic proteins that speed up a reaction by lowering the activation energy needed to begin the reaction. 38) Which one of the following statements about digestion is false? They function as chemical catalysts. B)They function as chemical catalysts. d. They are monomers used to build proteins. 16. Enzymes provides activation energy for the reaction they catalyze. Which of the following statements about enzymes is FALSE? Privacy © 2003-2021 Chegg Inc. All rights reserved. a. they are a type of endonuclease b. they recognize DNA sequences typically four to six nucleotides long c. they recognize single-stranded DNA sequences d. they recognize specific palindromic sequences B) Enzymes display specificity for certain molecules with which they interact. a. Disulfide bonds are formed between the polypeptide C. Enzymes can be denatured. Which of the following statements about enzymes is false? c. They regulate virtually all chemical reactions in a cell. A Allosteric enzymes have tertiary structure. An enzyme's function depends on its three-dimensional shape. Which of the following statements about antibodies is TRUE? Which of the following statements about enzymes is false? 4. C)They are produced by cells. Which of the following statements regarding enzyme function is false? B. Enzymes are very specific for certain substrates. c. Enzymes generally remain unchanged after finishing catalyzing E. The optimal activity of an enzyme occurs within a narrow pH range. Which of the following statements about enzymes is FALSE 1 Metabolic enzymes from BIO_SC 1010 at University of Missouri E. Statements A and C are both false a reaction. View desktop site, Answer: Which of the following statements about enzymes is FALSE? A) In the absence of the sigma-subunit, core polymerase has little specificity for where initiation begins. Each antibody is composed of two polypeptide chains. 6 years ago. which of the following statements concerning restriction enzymes is false? C) Enzymes are highly specific. d.Enzymes speed reactions by decreasing G (energy difference B) The core enzyme contains several different subunits. c. A ribosome consists of two subunits. a. Enzymes are reusable. a. The substrate binds to the enzyme with low affinity. 16. a. Enzymes are proteins that function as catalysts. E) Most enzymes are much smaller than their substrates. 3. d) They function as chemical catalysts. | A) Digestion is catalyzed by enzymes. 141 The active site of the enzyme is where the chemical reaction takes place B. Which of the following statements about enzymes is wrong? Which of the following statements about enzymes is false? chains. A) Some of the enzymes have an editing/proofreading capability. Which statement about intestinal "brakes" and "accelerators" is FALSE? Which of the following statements about aminoacyl-tRNA synthetases is false? b. Enzymes display specificity for certain molecules with which they interact. a. Km is the [S] at which V0 = ½ Vmax. Group of answer choices. i've been stuck on this question for an hour any help? e. enzyme-substrate binding induces movement along the reaction coordinate to the transition state. d. enzyme specificity is induced by enzyme-substrate binding. D) During digestion the essential macromolecules are directly absorbed. The Substrate Binds To Enzyme With Low Specificity.b. bind to different antigens. c. Enzymes speed up chemical reactions. Chapter 27 Protein Metabolism B) The enzyme attaches an amino acid to the 3' end of a tRNA. a) They contain haem and magnesium. For this reason, statements I and III are true, and statement II is false… Most enzymes are much B. Proteins can act as biological catalysts. Which of these statements regarding enzymes is false? Options (a) Enzymes require optimum pH and temperature for maximum activity (b) Enzymes are denatured at high temperatures (c) Enzymes are mostly proteins but some are lipids also (d) Enzymes are highly specific. Erandi. Which of the following statements about E. coli RNA polymerase (core enzyme) is false? d. Subunits of RNA are made of proteins and ribosomal RNA. c. Enzymes provide activation energy for the reactions they catalyze. Question: Which Of The Following Statements About The Enzymes In The Endoplasmic Reticulum Is FALSE? Which of the following statements about enzymes is FALSE? a. a) Dietary starch is a potent stimulator of small intestinal motility because it causes insulin release from the pancreas b) Food in the stomach causes gastrin release, which stimulates acid secretion Which of the following statements about enzymes is FALSE? D) The activity of enzymes can be regulated by other molecules. a) They regulate virtually all chemical reactions in a cell. Which of the following statements about the consequence of an adaptive metabolic demand for the determination of the minimum protein requirement is correct. b.The interaction between enzyme and substrate is generally | The Enzymes In The Endoplasmic Reticulum Synthesize Proteins That Are Secreted From The Cell. 2 Answers. The substrate binds to the enzyme with low affinity. Which of the following statements about allosteric enzymes is FALSE? D. Competitive inhibitors are non-covalently bound to enzymes. Which of the following statements about enzymes is false? c) They are produced by cells. Enzymes are essential for maintaining life. It lowers the energy barrier needed for reactants to achieve the transition state or lowers the energy of activation of a reaction. Enzymes are proteins that function as catalyst. Which of the following statements about enzyme is FALSE? Which of the following statements about ribosomes is false? 66. A) Enzymes are proteins that function as catalysts. A. Proteins are polymers of amino acids. The conformation pf the enzyme amy change as it binds to the substrate. Group Of Answer Choices A. Which of the following enzymes catalyzes the linking together of … They provide energy for the reaction to occur - FALSE They can be reus, Which of the following statements about enzymes is FALSE? A) An enzyme changes shape when it binds to a substrate. d. Antibodies adapt different overall shapes so that they can Which of the following statements about a plot of V0 vs. [S] for an enzyme that follows Michaelis-Menten kinetics is false? Which Of The Following Statements About Enzyme Is FALSE? Which of the following statements is not true about cytochrome P450 enzymes? Q1. b. Enzymes are generally proteins. mediated by noncovalent bonds. D) Enzymes may be damaged by high temperature. Learn vocabulary, terms, and more with flashcards, games, and other study tools. A. C) The core enzyme has no polymerizing activity until the o-subunit is bound. Which of the following statements about enzymes is false? They provide energy for the reaction to occur They can be reused multiple times Their activity varies with pH &temperature They reduce the activation energy of a reaction The speed of the reaction increases with both enzyme and substrate concentration. a) Adaptation is fully accounted for in the design of nitrogen balance studies. Which of the following statements about hepatic cells is FALSE? Many enzymes speed reactions by creating and stabilizing The Active Site Of The Enzyme Is Where The Chemical Reaction Takes Place.d. B) Enzymes lower the activation energy. O Enzymes increase the temperature of a reaction. Answer Save. d. 0 0. They Provide Energy For The Reaction To Occur They Can Be Reused Multiple Times Their Activity Varies With PH &temperature They Reduce The Activation Energy Of A Reaction The Speed Of The Reaction Increases With Both Enzyme And Substrate Concentration Start studying Biology Chapter 11. d. The activity of enzymes can be regulated by other molecules. Which of the following statements about enzymes is false? D) An enzyme may orient substrates, induce strain, or temporarily add chemical groups. e. The Optimal Activity Of An Enzyme Occurs Within A Narrow PH Range.c. Answer: A Diff: 2 Page Ref: 51-53 46) Which of the following statements is false? C. Enzymes are used up when they catalyze a chemical reaction, so must be synthesized for each new chemical reaction. Terms between reactant and product). They increase the rate of chemical reactions. e) They increase the rate of chemical reactions. 2. An enzyme increases reaction rates by lower ing ∆ G reaction. c. Enzymes generally remain unchanged after finishing catalyzing a reaction. b. A. D. Proteins are the structural component of muscle and cartilage. Enzymes help break covalent bonds. D. The optimal activity of an enzyme occurs over a narrow temperature range. a. Question 1,2,4,5 and 6 Which of the following statements about enzymes is false? 1. Which of the following statements about enzymes is false? B. Which of the following statements about enzyme is FALSE? D)They increase the rate of chemical reactions. How does an enzyme work to catalyze a reaction? Question: Which Of The Following Statements About Enzymes Is FALSE? A) They regulate virtually all chemical reactions in a cell. c. α helices establish domains in the polypeptide chains. Many enzymes speed reactions by creating and stabilizing transition states. Which of the following statements about proteins is FALSE? C) Enzymes provide activation energy for the reactions they catalyze. E) An enzyme may be used many times over for a specific reaction. transition states. Privacy