BIOMOLECULES- Please answer the questions properly.- Multiple choice1. Enzymes have known attributes and functions.Which of the following is NOT its common attribute orfunction?A. enzymes are specificB. enzymes may be used many times for a specificreactionC. enzymes provide activation energy for reactionsD. enzyme activity can be regulated2. Evaluate the following statements and identify thebest that can describe how a lysozyme works.?A. It cuts the bond in a polysaccharide, by holding sixsugarsin a row in its active site, and adding a watermolecule, causing hydrolysis.B. It is responsible for the cleaving of amino acidchains via the ping-pong mechanism.C. It cleaves the phosphodiester bond in nucleic acids,via hydrolysis.D. It hydrolyzes bonds in lipids, causing a split in afatty acid chain.

Enzymes are proteinaceous in nature, these are biological substances that are responsible for…

Answered: 1. Enzymes have known attributes and…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Enzymes have known attributes and functions. Which of the following is NOT its common attribute or function? A. enzymes are specific B. enzymes may be used many times for a specific reaction C. enzymes provide activation energy for reactions D. enzyme activity can be regulated 2. Evaluate the following statements and identify the best that can describe how a lysozyme works.? A. It cuts the bond in a polysaccharide, by holding six sugars in a row in its active site, and adding a water molecule, causing hydrolysis. B. It is responsible for the cleaving of amino acid chains via the ping-pong mechanism. C. It cleaves the phosphodiester bond in nucleic acids, via hydrolysis. D. It hydrolyzes bonds in lipids, causing a split in a fatty acid chain.
BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Which of the following choices is correct about the active site of an enzyme? A. contains amino acids without sidechains B. remains rigid and does not change shape C. is found at the center of globular enzymes D. none of the above choices is correct 2. The induced fit model describes one method where an enzyme’s active site can accept some specific substrate. Which of the following explains the “induced fit” model regarding enzyme-substrate binding? A. upon binding to the enzyme, the substrate already fits perfectly into the active site B. upon binding to the enzyme, the substrate changes its own shape so that it fits perfectly C. upon binding to the enzyme, the substrate changes the shape of the enzyme so that it fits perfectly D. all of these are examples of induced fit
BIOMOLECULES Please answer the questions properly. - Multiple choice 1. Which of the following choices is correct about the active site of an enzyme? A. contains amino acids without sidechains B. remains rigid and does not change shape C. is found at the center of globular enzymes D. none of the above choices is correct 2. The induced fit model describes one method where an enzyme's active site can accept some specific substrate. Which of the following explains the "induced fit" model regarding enzyme-substrate binding? A. upon binding to the enzyme, the substrate already fits perfectly into the active site B. upon binding to the enzyme, the substrate changes its own shape so that it fits perfectly C. upon binding to the enzyme, the substrate changes the shape of the enzyme so that it fits perfectly D. all of these are examples of induced fit
O D. Point of saturation 5. Idențify TRUE statement regarding the active site. * O A. A region that contains vitamins. O B. A region that binds the allosteric inhibitors. O C.A region with changing conformation. D. A region where bonds are formed between the substrate and the products. 6 Distinouish a term for a chemical reaction that has a positive AG
BIOMOLECULES Please answer the questions properly. - Multiple choice 1. Which of the following best describes the transition state of a catalyzed reaction? A. higher in energy than that of an uncatalyzed reaction B. lower in energy than that of an uncatalyzed reaction C. bound very weakly to the catalyst D. lower energy than the reaction substrate 2. Supposed you tried to drop a piece of liver into a hydrogen peroxide solution. You noticed that the peroxide solution vigorously produced bubbles. Which of the following caused the observed reaction? A. liver and peroxide are joining together to make a new protein B. more peroxide is being created by the liver C. peroxide is destroying germs in the liver D. peroxide is being broken into water and oxygen
Identify A, B and C. Show how the conversion from A to B takes place. HN A: Name? B: Enzyme? H₂N C: Name?
Kindly answer all questions please, reealy need help. Pick only the correct letter, no explanations needed. Letter only. 1. The human body consists of several molecules that aid in various bodily processes. What biological polymer functions as a catalyst, speeding up the reaction without being consumed? A. Enzyme B. Phospholipid C. Carbohydrate D. Protein 2. The enzyme can be inactive which is called an apoenzyme, or active which is called a holoenzyme. Determine what makes an apoenzyme turn into a holoenzyme A. Cofactor B. Coenzyme C. Substrate D. Active Site 3. Concentration Effect : Substrate Concentration :: Inhibitor’s Effect : _____________________ A. Competitive Inhibition B. Noncompetitive Inhibition C. Enzyme Concentration D. Water Effects 4. There are different factors affecting enzyme activity. Determine what factor means that the enzymes require hydration to produce activity? A. Water Effect B. Activator's Effect C. Concentration Effect D. Inhibitor's Effect
JUE Quiz: Unit 1- Cells & Cell Process X A yumaunion.instructure.com/courses/22679/quizzes/159258/take okmarks StudentVUE Enzymes - Guided.. Enzymes in Action. E septemder 27 bellw. Question 22 3 pts Match the correct word to the missing words in the sentence. Enzymes are made of [ Choose ] molecules. They function as [Choose ] This means that they [Choose ] chemical reactions.
Choose correct option. Question 6:- Why are DNA mutations usually very detrimental to the final protein product? a. Because the number of peptide bonds will decrease dramatically. b. Because the active site will become a catalyst as a result of DNA mutations, which can be detrimental to the cell. c. Because the protein may lose functionality (literal shape change) as a result of a DNA sequence change. d. Because the protein could no longer work in warm conditions as a result of DNA changes.
BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Which of the following functions describes the enzyme Peptidase?* A. removal of H2O B. remove phosphate from a substrate C. cleave phosphodiester bond D. cleave amino bonds 2. In the final step of glycolysis, identify the name of the enzyme that converts phosphoenolpyruvate into pyruvate* A. hexokinase B. pyruvate kinase C. aldolase D. Phosphofructokinase-1
BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. What is the reason why the transition state of a catalyzed reaction is lower has lower energy compared to an uncatalyzed reaction? A. because enzymes only work at low temperatures B. because of favorable interactions with the substrate C. because of enthalpic interactions between the enzyme and the transition state D. A and B 2. The antibody-antigen binding site is different from an active site of an enzyme because an enzyme’s active site* A. is complementary to a specific ligand B. catalyzes a chemical reaction C. contains amino acids without sidechains D. contains modified amino acids
BIOMOLECULES - Please answer the questions properly. - Multiple choice Allopurinol is an inhibitor of xanthine oxidase. Administration of allopurinol to a patient with gout and normal HG-PRT levels would be expected to lead to all of the following EXCEPT: A. decreased de novo synthesis of IMP B. increased xanthine in the blood C. increased levels of PRPP D. decreased urate in the urine 2. Which of the following unique attributes creates a steroid? A. 1 carboxyl group B. 4-fused carbon rings C. 2-fused oxygen molecules D. 3-fused hydrogen chains

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