Question 22 2 pts You are a scientist studying the effects of arsenic on muscle cells. You read an article online claiming that arsenic is a competitive inhibitor of pyruvate dehydrogenase. You read another article claiming that arsenic is an allosteric inhibitor of pyruvate dehydrogenase. Match the following observations with the claim they would support if true. A. An effective treatment against arsenic poisoning is the addition of large amounts of pyruvate. Allosteric Inhibitor B. Arsenic binds to pyruvate dehydrogenase at a different site than where pyruvate binds. Competitive Inhibitor C. Arsenic reversibly binds to pyruvate dehydrogenase in the active site. Competitive Inhibitor D. Arsenic has a very different chemical structure than pyruvate. Allosteric Inhibitor

Q: Question 22 An aldose composed of n carbons in its linear structure has: |A] 1 primary alcohol…

A: An aldose sugar is the one which contain an aldehyde group in its structure. Sugars contain multiple…

Q: Question 9 Which of the following problems is solved by both the glycerol 3-phopshate and the…

A: Often the permeability of membranes in the cell and cell organelle depends upon the function of the…

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Q: QUESTION 36 А B II -> III What is the item labeled "B" in the accompanying figure? O a. The enzyme…

A: This is a enzyme substrate reaction on the above picture. Enzyme is a biochemical proteinecious…

Q: QUESTION 18 In the serine protease trypsin, the specificity for one substrate over another describes…

A: Introduction: The enzyme that degrades the protein is trypsin. It is comprised of three amino acids…

Q: QUESTION 7 It is possible to overcome competitive inhibition by: O a. Increasing the temperature of…

A: Question- It is possible to overcome competitive inhibition by: a.) Increasing the temperature of…

Q: QUESTION 2 An isocitrate dehydrogenase assay was performed on the enzyme sample and found to give an…

A: Given Values: ∆A = 0.5 per minutel = 1 cmε=6220 M-1cm-1

Q: Question 10o Match the enzyme and the phrase that corresponds to it v used during strenuous exercise…

A: Enzymes acts as a catalyst in a chemical reaction, i.e it lowers the activation energy of the…

Q: binds to the first enzyme in the pathway to limit its production, it generally uses ___ because the…

A: Enzymes are proteins that act as the biological catalysts or biocatalysts. Catalysts accelerate the…

Q: Question 53 Which of these is NOT true of the citric acid cycle?

A: Introduction The citric acid cycle is the final common oxidative pathway for carbohydrates, fats and…

Q: Question 12 There are four elements that make up all amino acids. Two of these are carbon and…

A: Amino acids combine to form proteins. Amino acids and proteins are building blocks of life.

Q: QUESTION 27 When enzymes are placed into not optimal conditions, the enzyme's active site shape is…

A: -->>A ruler can be defined as a tool or device used to measure length and draw straight lines.…

Q: Question 15 Cooking greatly increases the antioxidant lycopene in tomatoes. O True O False

A: Lycopene is an antioxidant found in tomatoes

Q: QUESTION 38 Hexokinase has a higher affinity for fructose than other hexoses. O True O False

A: Since you have posted multiple questions, we will solve the first question for you. If you want any…

Q: Question 11: The ESI MS spectrum of a protein biomarker of a disease shows 3 consecutive peaks at…

A: Mass spectrometer has three important parts, an ionization source (to create atomic and molecular…

Q: QUESTION 2 In the cyclic form, the compound produced by oxidation of an aldose is a hemiacetal. a…

A: The cyclic form of an aldose sugar is called hemiacetal. Examples of cyclic aldose sugars are…

Q: QUESTION 34 Bonus: In the graph shown below which of the following statements is TRUE concerning the…

A: An enzyme is a biocatalyst which increases the rate of chemical reaction without altering the…

Q: Question 1. Dihydroxyacetone to acetyl CoA Reaction Net ATP

A: The conversion of glucose into pyruvate occurs through the glycolysis process. Pyruvate is then…

Q: QUESTION 2 2.1  Draw a metabolic chart indicating the carbohydrate transporters involved in…

A: We are authorized to answer one question at a time since you have not mentioned which question you…

Q: QUESTION 68 Catabolism and anabolism are major types of metabolic activity. O True False

A: INTRODUCTION Catabolism Catabolism is the breaking down process of tissues and energy stored in the…

Q: QUESTION 14 Researchers speculate that removing the amino acid serine may make tumors more sensitive…

A: Serine is an amino acid, which means it's a type of protein. An amino acid can function as a…

Q: QUESTION 2 During glycolysis Glucose-6-phosphate (G6P) is converted to Fructose-6-phosphate (F6P) as…

A: Equilibrium of a reaction or a chemical equilibrium is the state of the reversible chemical system…

Q: Question 1 You are observing a reaction that is occurring fairly slowly. If you add an enzyme that…

A: 1. Enzymes are meant to speed up the reactions exponentially and hence the answer to this question…

Q: QUESTION 2 The Krebs Cycle and beta-oxidation of fatty acids differ in that: O The Krebs Cycle…

A: Metabolism is a series of chemical reactions that occur in the living body for the formation of…

Q: Question 18 Match the enzyme and one of its products citrate synthase A FADH2 v isocitrate…

A: The citric acid cycle is a series of chemical reactions which generates high-energy compounds in the…

Q: Question 29 Kappa- and lota- carrageenans contain 3,6-anhydro-a-D-galactopyranosyl residues. True O…

A: Introduction Carrageenan is used in food additives to thicken the food. Kappa carrageenan Found in…

Q: QUESTION 2 The Michaelis-Menten and the Lineweaver-Burk plots can be used to determine the Km and…

A: Enzymes are biocatalysts that assist in speeding up any biochemical reactions but they do not…

Q: It is an essential amino acid with a nonpolar side chain O arginine O proline tryptophan O threonine…

A: Aminoacids are the building blocks of proteins with polar and non polar side chains. Amino acids are…

Q: Question 3. Dihydrofolate reductase (DHFR) is capable of making one carbon moieties of various…

A: Methotrexate functions as a pseudosubstrate for the enzyme dehydro folate reductase ( DHFR). This is…

Q: QUESTION 34 Which of the following represents a reaction that could be used to refill he TCA cycle…

A: ATP is the energy currency for all living cells. The citric acid cycle is also known as the…

Q: Question 2. An enzyme was found to convert Acetyl-coA to an acetyl-cysteine intermediate of the…

A: •Acetyl-CoA is formed when oxidative decarboxylation of pyruvate takes place from glycolysis. •The…

Q: QUESTION 4 4.1 Name the enzyme that catalyses the proteolytic reaction shown on the diagram below.…

A:

Q: Question 29 The structure of D-galactose differs from that of D-talose at which carbon atom? carbon…

A: Talose is an aldohexose sugar. Galactose is a monosaccharide sugar as sweet as glucose.

Q: Question 28 All of the following foods are great sources of fiber, EXCEPT: O broccoli O whole wheat…

A: Fiber (roughage) is  plant based foods items that  is passed by the body undigested without breaking…

Q: QUESTION 34 Which of the following represents a reaction that could be used to refill the TCA cycle…

A: TCA cycle occurs in the matrix of mitochondria. The net result of Kreb cycle is that for each acetyl…

Q: Question 2 of 13 Fill in the blanks: Write C if only statement A is correct, H if only statement B…

A: Michaelis-Menten plot shows thta initially the increase in the reaction velocity is relatively fast…

Q: Question 37 A major difference between purine and pyrimidine biosynthesis is that pyrimidine: O are…

A: Synthesis of Nucleic acids needs nucleotides. There are two purines - Adenine and Guanine and three…

Q: QUESTION 6 COO 21 CH₂ 31 CH-COO 21 HO-C-H 31 COO- Isocitrate AG= -8.4kJ/mol AG'= -17kJ/mol NAD NADH…

A: Isocitrate dehydrogenase is an enzyme involved in the TCA cycle. The TCA cycle occurs in the…

Q: Question 6 All of the following are parts of the honeybee's processing of honey EXCEPT: O producing…

A: 6. Option A is correct because The hive bees ripen the honey by adding digestive enzymes that…

Q: Question 26 Among the following compounds, only one has no reducing power: A The function related to…

A: The reducing sugars are those that can act as a reducing agent due to the presence of free aldehyde…

Q: QUESTION 11 Coupling occurs when the energy released by an exergonic reaction is O A. used to drive…

A: Note - Since you have asked multiple questions, we will solve the first question for you. If you…

Q: a. John has just taken his Lunch meal, after which he is going to takes his Daily soccer practice…

A: The metabolic pathways in our body are all interconnected. Different circumstances leads to specific…

Q: Question 16 Cleavage of Fructose 1, 6-biophosphate yields O A. Only an aldose Two aldoses OB. O.…

A: The cellular respiration involves breakdown of glucose that ultimately responsible for the…

Q: Question #15 Which of the following transporters we discussed in this part of the course transports…

A: A is incorrect Reason : GLUT transporter in liver : Transports glucose in and out of the liver cells…

Q: Question #8 Shown below are the chemical structures of several cofactors that are used in enzyme…

A: The names and properties of the coenzymes are as follows:

Q: Question 34 The biosynthesis of amino acids can only be carried out by O nitrogen-fixing bacteria

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Q: Question 23 This molecule is H- OH HO H- HO H- HO- ČH2OH O The enantiomer of glucose O A reducing…

A: The given structure is of 6 carbon monosaccharide.

Q: QUESTION 18 Stable molecules that resemble the transition state of enzyme catalyzed reactions are…

A: These are the transition state analog.

Q: QUESTION 44 Gluconeogenesis can be described as "glycolysis backwards" but some enzymes are replaced…

A: Gluconeogenesis  The biological process that converts non carbohydrate substrate like amino acid…

Q: QUESTION 24 Alcohol dehydrogenase (ADH), catalyzes a reaction where primary alcohol is converted an…

A: Based on the catalytic activity of the enzyme they can be classified into 6 classes:…