Why do you see a sharp decline in this graph at pHs higher and lower than 6? Effect of pH on Enzyme Activity 1.2 1 0.8 Enzyme 0.6 Activity 0.4 0.2 0 + T 02 4 6 pH 8 10 12 14 -Enzyme Activity

Q: For nucleophilic attack on a carbonyl in the substrate, an enzyme uses the deprotonated thiolate of…

A: The enzymes have an active site to which the substrate binds. The amino acid sequence at the active…

Q: An enzyme preparation converts 5 μmol of substrate into product over a period of 0.5 min. This…

A: In the question the given values are:  The concentration of substrate: 5μmolTime of conversion of…

Q: what is the name of the metabolite 1? what enzyme converts from metabolite 1 to 2 (E1)? what is the…

A: Given molecule (metabolite 1) consist of one ring structure, and one ribose-diphosphate group.  The…

Q: 2. How does pH affect enzyme function? 1. pH level has no effect on enzyme function 2. A very high…

A: Answer : the pH affect enzyme function is :  a specific pH range is required for an enzyme to…

Q: heat FIGURE 6 substrate active site enzyme substrate denatured enzyme substrate cannot enter binding…

A: Enzymes are protein molecules acting as biological catalysts that are able to accelerate the rate of…

Q: 7.0, each into e 2 in ne ding 1. Du kan 8 10 6 itions. TABLE 2 Effect of pH on the Hydrolysis of…

A: Hydrolysis of starch is carried out in the presence of strach digesting Enzyme called amylase.…

Q: Adding HCO3 to a solution will cause the concentration of H* to - and the pH to. Select one: O a.…

A: pH is defined as the negative logarithm of hydrogen ion concentration.  pH= -log [H+]

Q: 1 The Asp residue with a pka = 6 is found in the active site of an enzyme. This residue acts as an…

A: Enzymes are biochemical catalysts that increase the rate of biological reactions. Most enzymes are…

Q: Using my results in the table. What can you conclude about the effect of changing the environmental…

A: An enzyme is a type of protein that catalyzes, or speeds up, chemical reactions in living organisms.…

Q: graph that shows the effect of pH on the rate of reaction for amylase from the table

A: Rate of reaction or rate reaction is the speed at which the substrate is  converted into product or…

Q: An enzyme A is most active at pH 5. Which of the following change will increase the activity of A?…

A: The enzymes are the biological catalysts, that increase the rate of a biochemical reaction. The…

Q: When amphipathic biomolecules form micelles in polar solvents, this is an example of increasing…

A: Micelles are formed by the self-assembly of amphiphilic molecules. These structures contain…

Q: 1.0 E oxygen saturation (Y) 0.6 0.4 0.2 0.0 20 40 60 blood pO₂ (torr) 80 100 120 for this picture…

A: Hemoglobin carries oxygen from the lungs to the tissues and CO2 from the tissues to the lungs. When…

Q: What is a phospholipid?  What is its structure?  Where do you find phospholipids in the body?

A: The plasma membrane is additionally called the cell membrane which is the layer found in all cells…

Q: What is true of an enzyme? Select all the true statements.

A: Enzymes are the molecules which speed of the rate of a biological reaction without being consumed in…

Q: Which property increases in magnitude during the steps of sequential purification of an enzyme?…

A: Enzyme purification is defined as a process by which enzymes are separated and isolated from other…

Q: working, oxygen gas bubbles will be released. The chemical reaction that occurs is the following:…

A: pH is a very important criteria for determining the activity of an enzyme because an enzyme only…

Q: Experiment #1: The Effect of Concentration on Reaction Rate Number of Drops of Enzyme 2 4 6 Reaction…

A: During a biochemical reaction, substrate molecules get converted into product according to the…

Q: A mutation results in the change of Ser to Asp in the active site of chymotrypsin. Most likely, the…

A: >serine protease Catalyzes the hydrolysis of peptide bonds, on the carboxyl side of bulky…

Q: Which of the following statements about enzymes is correct? а. Most enzymes in humans have a similar…

A: Those substances that increase the rate of the chemical reaction without undergoing any change to…

Q: 1. How do pH and temperature affect enzyme activity? 2. What do the graphs suggest about the…

A: Enzymes are catalysts. They are basically proteins in nature. They work by lowering the activation…

Q: Imagine that I added 5 drops of lemon juice (an acid) to two solutions of water. Solution 1: pH 7,…

A: By the measurement of pH of the solution we can conclude the the nature of the solution. If the pH…

Q: In the following graph, enter the number of the curve that corresponds to each of the following…

A: Enzyme inhibition occurs when certain substances also called inhibitors, bind to and inactivate…

Q: Part 1. Effect of pH The pH of an enzyme's environment can affect its activity by interfering with…

A: Amylase is an enzyme that works on the hydrolysis of starch and other polysaccharides. Amylase…

Q: When the rate of reaction decreases, what is happening to the enzyme, catalase? Did your actual…

A: Enzymes have the ability to lower the activation energy of a chemical reaction by interacting with…

Q: Environmental Factors and Enzyme Activity LA 15- 10 5- 10 20 30 40 50 60 Temperature ("C) 9 10 11 12…

A: Enzymes are biological molecules that are a class of proteins except for ribozymes (a class of RNA)…

Q: Figure 5.7 LLLLA Substrate concentration The graph at the left in Figure 5.7 shows the reaction rate…

A: Enzyme molecules are proteinaceous biocatalyst that lowers the activation energy of the reaction and…

Q: What is the [OH-} concentration of a solution that has a pH of 3? O 10e^-3 O 10e^-10 O 10e^-11 O…

A: pH is defined as the negative logarithm of hydrogen ion concentration.

Q: Which factor can impact enzyme activity? Select all that apply. Group of answer choices pH…

A: Enzymes are the biocatalysts that speed up the rate of any biochemical reaction in the body. They…

Q: Which curves on the graphs below represent the temperature and pH profiles of an enzyme taken from a…

A: Enzymes are basically proteins and are sensitive to temperature. Temperature can increase or…

Q: 2. ENZYME REACTION OVER TIME Tube # 1 2 3 4 5 6 Reaction time 0 30 Sec Imin 3 min Abs. 5min 6 min…

A: A spectrophotometer can measure the amount of light absorbed by a biomolecule and we can use that…

Q: What can you say about pH and enzyme functioning? Is there a single pH that enzymes function best…

A: Enzymes are pH-sensitive as well. Changing the pH of its environment would also alter the form of an…

Q: Reaction Rate

A: Definition: The rate of reaction is defined as at what speed the reaction is proceeding towards…

Q: Energy stored in a proton gradient of about 1 unit of pH theoretically is enough to make…

A:

Q: Analysis: Enzyme Concentration 1. How does enzyme activity change as enzyme concentration increases?

A: Enzymes are essential for life, and play an important role in all the chemical reactions that happen…

Q: Enzymes

A: enzyme, a molecule that works as a catalyst in living organisms, controlling the pace at which…

Q: An inorganic ion required for the activity of an enzyme is known as

A: Biomolecules refer to the molecules involved in metabolism inside the living organisms. They are…

Q: Many enzyme mechanisms involve transferring protons. Sidechains of an enzyme can act as catalytic…

A: Described in the image is the reaction catalysed by triosephosphate isomerase. In an electron…

Q: 1. The substrates bond to the enzyme's product 2. A structure known as an "enzyme-substrate complex"…

A: These are multiple choice questions.

Q: The enzyme acts best at a particular pH; this pH is called: O a. neutral pH O b. acidic pH O c.…

A: Biochemical reactions are reactions in which one molecule is transformed into a different molecule…

Q: The hydrolysis of a substrate, S, by an enzyme has been studied in the lab. The following initial…

A: Consider the reaction where a substrate 'S' is converted to its product 'P' by an enzyme. The rate…

Q: Condition: heat What molecule is the enzyme, what molecule is the substrate, and what molecules are…

A: An enzyme is a type of protein that catalyzes, or speeds up, chemical reactions in living organisms.…

Q: 1. The enzyme you are studying uses the substrate pictured at right. An inhibitor box in the freezer…

A: Enzyme inhibition is when a inhibitor bind to the enzyme at the active site or another site, which…