Which of the following pairs depict the absolute specificity of the enzyme Select one: a. All of them O b. Hexokinase - Glucose O c. Lactase - Lactose d. Lipase - Triacylglycerol
Q: A given enzyme is able to utilize five different substrates. The Km's have measured for each…
A: As you have posted more than one question we will solve the first question for you as per the…
Q: 4 This is a three-part question about a tripeptide. Answer all three sub-questions. The pKR of side…
A: As per the general rule of writing amino acid sequences, the N terminal amino acid is written on the…
Q: Select the correct pairing from the list below: Cofactor: Cu+ Coenzyme: Glucose O Cofactor: ATP O…
A: Many enzymes are proteins consisting that entirely composed of polypeptide chains. However certain…
Q: complete the following mechanism showing the cleavge of the peptide bond for the following cysteine…
A: ghhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhf vcxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Q: In the net reaction of glycolysis, which of the following is a term on the product side? a. 2 NADH…
A: Glycolysis is a metabolic pathway during which glucose molecule splits into pyruvate molecules…
Q: A chemical reaction is more likely to occur spontaneously if A. the products of the reaction are…
A: For a reaction to occur spontaneously, the free energy change i.e delta G should be negative meaning…
Q: When the concentration of H+ ions in a solution decreases, a buffer maintains the pH of a solution…
A: Introduction: A buffer is a weak acid or base that prevents sudden changes in the pH of the…
Q: The image below shows the urea cycle. Based on the information in the image, which of the following…
A: Urea cycle is an important pathway to eliminate ammonia by converting it into urea which can easily…
Q: Delimiate the outcome of of the use of cationic porphyrins as the Choice for the treatment of cancer…
A: Photodynamic therapy (PDT) is a marginally invasive therapeutic procedure that can apply selective…
Q: Which of the following is true about a peptide bond: Electron delocalization occurs between the…
A: Electron delocalization reaction in the peptide bond is given below.
Q: membrane proteins transverse the entire lipid bilayer. a. Integral b. Peripheral c. Lipid anchored…
A: Proteins that are part of the membrane are of several types: peripheral and integral. The peripheral…
Q: You run a Western blot to detect Ras in sampe A and sample B. You find that sample B gives a darker…
A: First of all, Western Blot is a technique which is used to detect the expression of protein from…
Q: Describe the precipitants of ketoacidosis
A: Ketoacidosis is a metabolic state characterized by abnormally high ketone body concentrations in the…
Q: There are many different routes by which drugs can be administered. Describe the pros and cons of…
A: Introduction: Drug administration is giving the medicine or the prescribed drug to an individual.…
Q: 2. Enzyme Oxidase A catalyzes a bisubstrate reaction where one of its substrates is a colored…
A: When an enzyme catalyzes a reaction that involves two substrates and after catalysis, there are two…
Q: 2. 3. 4. Give an explanation for your results with the distilled water. Which solution was…
A: Osmosis describes the direction in which water will flow when two solutions are separated by a…
Q: How is RNA silencing inherited or passed down through generations? What is the nature of RNA…
A: RNA silencing is a gene regulation mechanism that occurs at the transcription level. It can be:…
Q: Choose all minor nucleosides Anenosin-cyclomonophosphate Thymidin Pseudouridin Pyromycin
A: Nucleosides are the compounds made up of nitrogen base and sugar residues. Minor Nucleosides are…
Q: 2. Which enzyme concentration produced the greatest concentration of mono and disaccharides after 10…
A: Benedict's Reagent contains sodium citrate, sodium carbonate, and the pentahydrate of copper(II)…
Q: 2 ways that kinases can become resistant to kinase inhibitors? in trace of polyethylene melting it…
A: Kinases are enzymes that catalyze the transfer of gamma phosphate group from ATP to the serine,…
Q: Vitamins that are necessary for the transfer of hydrogen atoms: CH3 CH3 N NH₂ 'N Но NH₂ SENH ОН МОН…
A: Vitamins are organic compounds that are required in the diet in small amounts. They perform various…
Q: Given the active site below, which best describes the mechanism(s) of catalysis? 5 NH 2 *H₂N. HN O…
A: Active site: The area of an enzyme's active site is where substrate molecules interact and engage…
Q: draw the structure of a lecithin containing oleic acid and palmitic acid as the fatty acid side…
A: Lecithin can be thought of as a combination of glycerol-based phospholipids.
Q: Question 13 of 13 DNA A= 5' GGG GCT AGC CCC 3' DNA B= 3' ATA TAT ATA CCC 5' DNA C= 5' TAC GTT ACG…
A: DNA has two antiparallel strands of which one runs in 5'-3' direction and other in 3'-5' direction.…
Q: Protein mainly present in milk? A. Casein B. Albumin C. Gluten D. Myoglobin E. None of the given…
A: Proteins are polymers of amino acids. Milk is rich source of proteins (3-4%), rest are Fats (3-6 %),…
Q: Name the GREEN structure of the tRNA Variable loop D-loop Anticodon loop Pseudouridine loop
A: According to the messenger RNA (mRNA) nucleotide sequence, transfer RNAs (tRNAs), also known as…
Q: Nitrogenous wastes are produced as result of the metabolic breakdown of O carbohydrates lipids…
A: Nitrogenous waste is produced in the form of urea in mammals, ammonia in fishes, and uric acid in…
Q: Given the active site and reaction mechanism, identify the mechanism of irreversible inhibition for…
A: Irreversible inhibition is a process in which inhibitors bind covalently or non-covalently to a…
Q: What are the merits and demerits of aspirin over salicylic acid?
A: Aspirin has certain advantages over salicylic acid.
Q: For which of the following vitamins is blood coagulation a primary biochemical function usually…
A: Vitamins are essential nutrients that help humans in protection from diseases. Each of the vitamin…
Q: What covalent bonds are linking nucleic acid monomers? The bonds between oxygen and carbon…
A: Nucleic acids are made up of pentose sugar, nitrogenous base, and phosphate. Nucleic acids are…
Q: One difference between synport and antiport is that A. only antiport requires energy. B. only…
A: Symport and antiport are different types pf transporter protein.
Q: ure H-N O H-N N-H-----0- O----- H-N N-H----O -0----H-N N-H :0 N-H O
A: Introduction: The primary structure of a protein is the type, number, and sequence of amino acids…
Q: I crush up some liver cells and do a series of centrifuge spins at increasing speeds that produce a…
A: Centrifugation is the process of separation of a heterogenous mixture with the help of a centrifuge.…
Q: Given the active site and reaction mechanism below, what is the mechanism of irreversible inhibition…
A: Irreversible inhibition is a process in which inhibitors bind covalently or non-covalently to a…
Q: 1. Assign IUPAC names to each of the following small peptides. a. Gly-Ala-Leu b. Gly-Tyr-Ser-Ser C.…
A: As a general rule of writing peptides, the N-terminal is at the left and the C terminal is at the…
Q: A type of protein hydrolysis that is generally used only in the determination of tryptophan.* A.…
A: Introduction: The process of protein hydrolysis involves the splitting of peptide bonds to form…
Q: discuss using named examples some of the advantages and disadvantages of protein engineering using…
A: Protein engineering refers to the process of altering the amino acid sequence of a protein. The is…
Q: A mixed triglyceride contains: O A. three similar fatty acids esterified with glycerol B. two…
A: Triglycerides are lipids containing three fatty acids each in ester linkage with a glycerol moiety.
Q: one calorie equal
A: Energy is defined as the capacity to do work. A unit is a standard of measurement. In SI system the…
Q: What is the structure of the steroid nucleus found on all sterols? A. It consists of five fused…
A: The structure of the steroid nucleus found on all sterols is described in next step.
Q: Which of the following rules apply to DNA replication? Starts from the origin of replication Always…
A: Replication is the process of duplication of a DNA molecule and synthesis of new DNAs. The newly…
Q: If' a substance temporarily interferes with the function of the structure labelled X, which of the…
A: Biological membranes are made up of a double layer of lipid molecules. The phospholipid bilayer is…
Q: 1. Choose the formula for threonine: a) CH₂ -CH-COOH OH NH₂ b) CH3 -CH-CH-COOH OHNH,
A: Amino acids are essential for the growth and development of the body. Amino acids are considered to…
Q: Calculate Kd for the binding of each ligand to this protein. Which ligand binds with greatest…
A: The affinity between the protein and ligand can be studied by association and dissociation kinetics.…
Q: he following are denaturing agents for proteins, except:* Please choose one correct answer only.…
A: Enzymes are biocatalyst that increases the speed of reaction by lowering the activation energy. It…
Q: Which of the following is the characteristic that is common to all lipids?* A. They are made up of…
A: The simplest form of lipid is fatty acids which are a long chain of hydrocarbons. A biological…
Q: Question 4. If you were to synthesize a tetrapeptide consisting of all alanine residues, you would…
A: Tetrapeptide with all the alanine residues will be called polyalanine. These alanine residues will…
Q: Fatty acids are ______ at physiological pH. a. charged b. uncharged c. very cheap d. hydrophobic e.…
A: Fatty acids are important micromolecules which combine together to form lipids in plants, animals…
Q: can be broken down by amylase.* A. glycogen B. amylopectin C. catalase D. amylase
A: Glycogen is a homopolysaccharide composed of glucose units that are linked through glycosidic…
Step by step
Solved in 2 steps
- ts.edu.au/courses/26618/quizzes/67363/take Question 14 Select the correct statements. The enzymes used in glycolysis involves __________. Note there might be more than 1 correct statement. e to search U kinases to transfer phosphate groups between ADP and ATP kinases to rearrange carbon bonds in sugar molecules isomerases to phosphorylate sugar molecules hydrolases to rearrange carbon bonds in sugar molecules oxidoreductases to transfer electrons between molecules l 88 16°C G N Paused Upda ENG 10:55 PM3:43 ll LTE O moellim.riphah.edu.pk Biochemistry-l Dashboard / My courses / Biochemistry-II | General / QUIZ 1 Question 7 Not yet answered Marked out of 1.00 P Flag question ADP will the regulatory enzymes of TCA cycle? Select one: O a. None O b. Both depending on condition O c. Inhibit O d. Activate Next page Course Outline42/quizzes/36067 TEST 1 Supply the missing enzymes/product that is labelled with color yellow box and number. ALL ANSWER MUST BE ON LOWERCASE FORM E.i (fructose-1,6-biphosphate or glyceraldehyde-3-phosphate) HOH ADP HOH HOH CO ATP ADP HOH ATP HOH O, HC-OHO Phonphohurts esse HO 1. Glyceraldehyde 3phospnate Glucose Gucose-6-phosphate Fructose-16-biphosphate NADP NADH H ATP ADP o. 0 H,0 ATP ADP CHO OH Ase Phosphoenopynuvate (PEP) 2Phosphoglycerate 1,3-Bisphonptoglycerate
- moodle.aaup.edu/mod/quiz/attem MISTRY I Section1 Lecture (20202_100213 purses / BIOCHEMISTRY I Section1 Lecture (20202_100213111 AAUP - JENIN) / 1 May -7 May Time left 0:37: Which of the following is not true for isozymes? O a. Many enzymes occur in several molecular structures called isozymes O b. Isozymes are enzymes that have a different other allosteric site O c. Various isozymes are expressed in different tissues of the body O d. Different isozyme catalyze the same chemical reactions, but differ slightly in their primary sequence and kinetic properties Next page pril 26 (Glycolysis, plysis Control + genesis Part I) Jump to...I lea the - Oligopeptide 2 a. Give the three-letter and one-letter names of the amino acids in each oligopeptide starting from the amino terminal to the carboxyl terminal. Make sure that the amino acid names are arranged in CORRECT order for both oligopeptides. I b. After complete hydrolysis, which oligopeptide will yield more ATP molecules? How many NADH and FADH2 molecules will be theoretically produced? Show all relevant computations for each oligopeptide. Tabulate your answers to keep your answers organized. ( Oligopeptide Net ATP molecules Net NADH produced Net FADH2 produced produced Oligopeptide 1 Oligopeptide 2Based on the given picture, answer numbers 1-3. Also, answer number 4. 1. What are the two superfamilies of proteins in which amylase is categorized?2. To which superfamily of proteins does the active site of the amylase belong?3. How many chains comprise this enzyme? 4. What are the advantages of using computer simulations over tangible models? How about thedisadvantages?
- 42/quizzes/36067/take Test 3 Supply the missing enzymes/product that is labelled with white box and number. ALL ANSWER MUST BE ON LOWERCASE FORM E.i (argininosuccinate synthetase) 1. Mitochondrial matrix Omithtne transcarbamoylase Ornithine Transfer Citrulline Transport system Transport system 2 Hydrolysis Condensation Aspartate Urea ATP HO AMP 21 Cleavage Cytosol OL口 eGiven the following reaction, identify the class and subclass of the enzyme involved. ÇH2OH CH,OPO,? ATP ADP он он OH он OH OH Class: [ Select] [ Select ] Transferase Subcla Oxidoreductase Hydrolase Ligase Lyase IsomeraseAnswer the ff. questions: 1. To which class does each enzyme belong? Explain your answers. a.) pyruvate decarboxylase b.) alanine aminotransferase c.) alcohol dehydrogenase d.) hexokinase 2. Substrates and reactive groups in an enzyme’s active site must be precisely aligned in order for a productive reaction to occur. Why, then, is some conformational flexibility also a requirement for catalysis? 3. Some plants contain compounds that inhibit serine proteases. It has been hypothesized that these compounds protect the plant from proteolytic enzymes of insects and microorganisms that would damage the plant. Tofu, or bean curd, possesses these compounds. Manufacturers of tofu treat it to eliminate serine protease inhibitors. Why is this treatment necessary?
- Question:- Based on the figure below, predict what peptide bond could be the substrate of each protease(The bond marked in blue is where hydrolysis occurs, choose 2 peptides per protease type) Chymotrypsin:_________ Trypsin:_________ Elastase:_________ 1. SR−SG 2. SF−SG 3. SK−SG 4. SA−SG 5. SV−SG 6. SM−SGName: Sincere Frias Date: (0/2/2od0 Period Ced th nzy ck. Enzyme Models & Factors Affecting Enzyme Action PART I – Lock and Key Model st In this part you will construct models of enzymes. Remove the last page and cut all shapes out. 2. The different shapes will represent both enzymes and substrates. 3. Match up as many of the pieces as you can. 1. Questions 1. The enzyme maltase combines the substrates h ydrolysis + Starch molecule to produce the disaccharide maltose. 2. The enzyme ATPase combines the substrates_molecule and to produce the ATP (Adenosine TriPhospate). Iriglyceride 3. The enzyme lipase works on the substrate called 4. The enzyme phosphatase works on the substrate called 5. What is the relationship between the substrate and the enzyme?5. Matching Type Match Column A with Column B. Write your answer on the space provided. CAPITAL letters only. Column A Column B 1.. Citrate → Isocitrate 2. Fumarate → Malate 3. Fructose-1,6-bisphosphate → G3P and DHAP 4. PEP → Pyruvate 5. a-Ketoglutarate → Succinyl-CoA 6. Substrate-level phosphorylation 7. Oxidative decarboxylation 8. Reduction 9. Isomerization 10. Condensation 11. Fumarate → Malate 12. Citrate → Isocitrate 13. Succinate → Fumarate 14. Succinyl-CoA → Succinate 15. Malate → Oxaloacetate 16. Pyruvate → Acetaldehyde 17. Pyruvate → Acetyl-CoA 18. PEP → Pyruvate 19. 2-Phospoglycerate → PEP 20. Glucose Glucose-6-phosphate A. Succinate dehydogenase B. Succinyl-CoA synthetase C. Malate dehydrogenase D. Fumarase E. Citrate synthase E. Isocitrate → a-Ketoglutarate F. 3-Phosphoglycerate → 2-Phosphoglycerate F. Aconitase G. Acetyl-CoA + Oxaloacetate → Citrate G. Glycolysis H. Pyruvate → Lactate I. Glucose-6-phosphate → Fructose-6-Phosphate K. Kreb's cycle U. Enolase V. Hexokinase…