Question 14Select all of the following that will slow down enzyme activity but not denature theenzyme.adding significant amounts of acid or baselowering temperatureheating to high temperaturesnoncompetitive inhibitioncompetitive inhibitionincreasing the concentration of substrate Question 16Select all of the following that will speed up enzyme activity but not denature theenzyme.adding significant amounts of acid or baseheating to high temperaturesnoncompetitive inhibitionincreasing the concentration of substratecompetitive inhibitionlowering temperature

There are four classes of biological macromolecules: proteins, nucleic acids, lipids and…

Answered: Question 14 Select all of the following…

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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QUESTION 58 In the "DNA Extraction from Fruit" laboratory, by what process did cell lysis occur? O Decanting Filtering Blending Mashing Measuring QUESTION 59 True or False: Enzymes and subsrates fit together like a lock-and-key therefore for every enzyme there is a binding site to fit a specific substrate. O True O False
Question 28 As you and the bus begin shrinking, Ms. Frizzle begins the tour. "When the shrinking process finishes, you will be the size of an average enzyme!" Ms. Frizzle asks: How do enzymes work? Make sure your answer uses the relevant terms accurately! Edit View Insert Format Tools Table 12pt v Paragraph Р Question 29 BI U 18 T² V BV En v GV Ev Ev 描く I To
Question 11 Observe the titration curve below and choose the CORRECT statement. 12 - pK2 10 8- PK, 2. 0.5 1.0 1.5 Equivalents of OHO 2.0 O Two of these are correct O At point A, both acidic groups are protonated O At point A, both acidic groups are deprotonated O Cis the end point of titration for the most acidic group O B is the end point of titration for the most acidic group « Previous N. LG rotein d (basic)Rgoup Jacidic) Rgroup ged Rgroup
QUESTION 10 Which one of the following statements does NOT correctly describe the current state of the chymotrypsin-substrate complex below or the next mechanistic step that occurs? s,' G193 S195 NH NH R -NH R-NH HN- Ser-195 His-57 HN Asp-102 OA. This intermediate is part of a nucleophilic acyl substitution reaction. OB. In the next step His-57 protonates Ser-195. O C. In the next step His-57 activates a water molecule. O D. In the next step His-57 protonates the leaving group. OE. In the next step the N-terminal fragment of the original substrate departs.
Question 8 of 13 Fill in the blanks: Write C if only statement A is correct, Hif only statement B is correct, E if both statements are correct, M if both statements are incorrect. A. An enzyme catalyzes a reaction by providing an alternative reaction pathway that has a lower energy of activation. B. The enthalpy of the enzyme-catalyzed reaction decreases significantly as compared to the uncatalyzed reaction.
Question 34
Question 4 There are many functions of enzymes that are essential for cellular processes. A ligase is used to O split larger molecules with the use of water. split a compound by using water. removes electrons from an element. O join two molecules. Question 5 Apoenzymes are always active. inactive when they are not bound to their cofactors and/or coenzymes. built from holoenzymes. O found only in eukaryotic cells. Question 6 Allosteric inhibitors will change the shape of the substrate so that enzymatic function increases. change the shape of the substrate so that enzymatic function decreases. change the shape of the enzyme so that enzymatic function decreases. change the shape of the enzyme so that enzymatic function increases.
Question 6 Review Concept 8.4 Enzymes. Match the term and its description. Each term can only be used once. These are nonprotein enzyme helpers. [ Choose) These inhibitors bind to the active site of an enzyme, [ Choose ) competing with the substrate to decrease reaction > >
QUESTION 3: What is the purpose of the Tris-Acetate-EDTA (TAE) buffer that the agarose gel is prepared with and submerged in for running? What would happen if you used water to prepare and run the gel instead of TAE buffer? (You should conduct an internet search to answer this question)
Question 20 of 25 The figure below illustrates what reactions of amino acids? coo C=0 CH₂ CH₂ =0 00 + NHⒸ Decarboylation Cystine formation Esterification Transamination Peptide bond formation Transmethylation NAD(P)H+H Oxidative deamination Amide formation NAD(P) H₂ +H₂O COO CH₂ I میں CH₂ COOⒸ ATP ADP +P₁ H₂N-CH NHO CH₂ CH₂ NH₂ 20
QUESTION 28 Which amino acid is most likely to break an alpha helix? Alanine Isoleucine none of the choices are correct Proline QUESTION 29 If an enzyme has a kcat = 3.3e's-1, Km = 5.9e M, what is its catalytic efficiency? Give your answer in 2 significant figures and scientific notation QUESTION 30 To determine the molecular weight of a purified protein you subject it to ESI mass spectrometry at pH=2. The spectrum i t aiahbeni aln hain m tian Click Save and Submit to save and submit. Click Save All Answers to save all ansuers. 786 Mostly cloudy 9 Type here to search

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Question 14 Select all of the following that will slow down enzyme activity but not denature the enzyme. adding significant amounts of acid or base lowering temperature heating to high temperatures noncompetitive inhibition competitive inhibition