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 leac 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
Q: which of the following are possible sources of glyceraldehyde 3-phosphate a. more than 1 correct…
A: Glycolysis is defined as a series of enzymatic reactions that convert one molecule of glucose, a…
Q: "the enzyme involved in the production of trans-(2,3) double bond from a cis-(3,4) double bond in…
A: During the beta-oxidation of fatty acids the isomerase enzymes are involved in the conversion of the…
Q: Which of these are NOT considered as a post-transcriptional modiification? choices: a. poly-C…
A: PTMs (post-transcriptional modifications) are procedures that help to produce mature, functional…
Q: TRUE OR FALSE = "The initiation codon for both prokaryotes and eukaryotes is AUG coding for the same…
A: The triplet codon AUG always codes for methionine which is also called the start codon for…
Q: 5. A young woman decided to lose wcight and abstained from fat-containing food for several months.…
A: Note : Hi ! Thank you for the question. We are authorized to answer three subparts at a time. Since…
Q: Identify the name of the amino acid and its group (aliphatic, aromatic, acidic, basic, hydroxylic,…
A: Amino acids are the building blocks of proteins. The amino acid is composed of, a carboxyl group, a…
Q: ow many grams of a 1:3 mixture of glucose/glycerine would be required to make 2000mL of water…
A: Glucose is an essential component of the body and is known as blood sugar. Glycerin is used as a…
Q: HO-CH CH=CH(CH,),2CH3 CH2-O -(CH2)12CH3 CH2 (CH-);2CH3 CH-NH-C-(CH2)12CH3 CH-O-C-(CH2)12CH3 CH-O-…
A: Lipids are biomolecules that are made up of fatty acids esterified to Glycerol backbone. Lipids are…
Q: What are the health implications of a deficiency of the enzyme, pyruvate decarboxylase?
A: The pyruvate decarboxylase enzyme is involved in the conversion of pyruvate to acetaldehyde. This…
Q: Absorbance spectrum of Ninhydrin curve 1,6 1,4 1,2 0,8 0,6 0,4 0,2 100 200 300 400 500 600 700 800…
A: Proteins are composed of amino acids, which are bound together by peptide linkage. Amino acids…
Q: Glycogen phosphorylase is an example of an enzyme that is regulated both by allosteric control and…
A: The enzyme's noncovalent contact can also be used to promote or inhibit the activity of the enzyme.…
Q: fill in the blanks The primary allosteric regulatory molecule that can enhance gluconeogenesis is (…
A: Gluconeogenesis is very important and common metabolic pathway gluconeogenesis is the process of…
Q: Answer Briefly. B12 is the only one of the eight B-complex vitamins that are onlyo found in…
A: Vitamin B12 is found in animal food sources. Vitamin B12 is found in various animal sources like…
Q: The primary allosteric regulator of hemoglobin oxygen affinity is ( ) and functions by…
A: Allosteric enzyme is an enzyme which has an allosteric site along with the active site. Allosteric…
Q: Choose whether the statement is TRUE or FALSE "There are no aminoacyl-tRNAs that will go to the A…
A: Protein synthesis ends when one of the 3 stop codons :-: UAG (amber) UAA (orchre) UGA(opal) Enters…
Q: Read each pair of sentencęs and then choose the letter of the correct answer. Your answer must be in…
A: Glycerol 3-phosphate shuttle - it is an important pathway in animals, plants and yeast that is used…
Q: BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. The following statements…
A: Introduction: The cytosol of a eukaryotic cell contains three types of filaments that are…
Q: ill in the blank The portion of a polypeptide sequence that can fold and has its own particular…
A: Four levels of organization in the structure of a protein. Primary structure: Primary structure of a…
Q: There is energy requirement for every amino acid added in a growing polypeptide chain. Is this true…
A: Introduction: The information transferred from DNA to messenger RNA (mRNA) is translated into an…
Q: 12. What are the steps in catabolism?
A: Catabolic process gives the chemical energy necessary for maintenance, and the growth of cells.…
Q: These family of viruses contain DNA as their genetic material, EXCEPT: O All of these contain DNA as…
A: A virus is an infectious microorganism made up of a nucleic acid segment covered by a protein coat.…
Q: add &mi of baderial Suspenstan. you th concentration f 2xid cellom to 13 mI A water, what is the new…
A: Given Values: The initial volume of the bacterial culture taken = 2 ml The concentration of bacteria…
Q: "if there will be 124 amino acids to be coded by a polynomial tides in how many nucleotides are…
A: There are 3 nucleotides in a single codon which lead to the synthesis of a single amino acid in the…
Q: MODEL 10.2. Tagyngene Perim Carlady Lia N aid Pari NADPI ATP And Inda. ATP Caul NAD Cea NADI derpni…
A:
Q: 3. For an endergonic, what is the value of AG?
A: Reactions are classified as exergonic reaction and endergonic reactions based on the amount of…
Q: 5. You are provided with a 2.5mg/ml stock solution. In the experiment you are to use a 0.05mg/ml…
A: Concentration of a constituent in solution is the abundance of a constituent divided by the total…
Q: Which of the following is TRUE about the concept of chromoproteins? Myoglobin is mostly concentrated…
A: Introduction: Chromoproteins are proteins with colored prosthetic groups. For example, cytochrome…
Q: hoose a specific drug name (NOT A DRUG CLASS) under CELL WALL SYNTHESIS INHIBITORS, and DRAW the…
A: Answer for the following question are :
Q: Bradford Assay Fill in the average A595 and A595 of sample minus A595 of blank. Show some sample…
A: The Bradford assay, a protein assay is based on absorbance shift of the dye Coomassie Blue G-250…
Q: differentiate the forms of Vitamin E.
A: Vitamin E is a fat-soluble vitamin. It is a naturally occurring antioxidant. It is also called an…
Q: The following speaks true of metabolism except. 1. Property consistent to all organisms ranging…
A: Metabolism involves the processes of both anabolism and catabolism.
Q: 5. Indicate which one of the following statements is not correct: a. Drugs that are taken up into…
A: Drugs can be administered into the body via various sites; Orally, sublingual, intravenous, rectal,…
Q: Briefly describe a method for the preparation of multilamellar vesicles.
A: Definition Multivesicular vesicles (MVVs) are vesicles-in-vesicles systems made from…
Q: Consider the following statements: (1) the products of the first two stages of cholesterol…
A: In living organisms, biosynthesis is a multi-step enzyme-catalyzed process that converts simple…
Q: Saponifiable lipids are lipids that undergo hydrolysis in basic solution. The following are…
A: Soaps are sodium or potassium salts of fatty acids and are produced from the hydrolysis of natural…
Q: You obtained the following raw data when setting up a Bradford standard curve: BSA (mg/ml)…
A: The Bradford protein assay is a colorimetric assay using the Bradford reagent (acidified Coomassie…
Q: Answer the following questions briefly and concisely with not more than 5 sentences. QUESTION : What…
A: Most but not all enzymes are proteins. Enzymes are highly specific. Enzymes consist entirely of…
Q: Amylose is comprised of glucose monomers connected by what kind of glycosidic bond? a (1 -->4) a (1…
A: Introduction: Polysaccharides are polymeric carbohydrate structures, formed of repeating units that…
Q: CH,OH CH,OH OH OH ÓH ÓH ÓH
A: Polysaccharides are composed of monosaccharides that re connected by glycosidic linkages.
Q: BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. There exists a hydrogen…
A: Biomolecules: Biological molecules in the living organisms have a wider ranges of sizes and variable…
Q: Which of the following is correct regarding the relationships of intermediates in Lipogenesis and…
A: The citric acid cycle (TCA cycle ) is the central metabolic cyclic pathway in aerobic cellular…
Q: Answer brieftly How do B vitamins make energy production possible?
A: Vitamins are micronutrients that are required in small amounts by the body. Vitamins are classified…
Q: Indicate whether the following metabolic processes primarily occur during the FED STATE or FASTED…
A: The various metabolic processes in our body are controlled by different enzymes & hormones which…
Q: 1. Analyze the following and identify which one mentions the function of a common eukaryotic ligase?…
A: Ligase enzymes are enzymes of Enzyme classification class 6 and it catalyzes the formation of C-C,…
Q: A partial amino acid sequence from the tick anti-coagulant protein is:…
A: The genetic code is a set of three-letter combinations of nucleotides called codons that corresponds…
Q: BSA (mg/ml) Absorbancy 595nm 0.225 1 0.310 2 0.420 3 0.510 4 0.610 0.720 6 0.810 7 0.915 8 0.950…
A: The Bradford Assay is is a sensitive assay to detect and quantify protein in solution.
Q: Why does complement only rarely kill host cells?
A: There are three complement system activation pathways: classical, alternative, lectin main steps…
Q: commercial value associatiatef with glutamate Dehydrogenase? Propose your own ideas!
A: Glutamate dehydrogenase (GDH) is a hexameric enzyme that is it has six subunits and catalyzes the…
Q: which of the following is correct about protein hydration? a- hydrophobic pathces are hydrated…
A: Proteins are composed of the twenty standard amino acids attached via peptide bonds. These twenty…
Q: 6. With the presence of fast-food chains, many people have the opportunity to «have a quick bite»…
A: Carbohydrate catabolism is the process by which carbohydrates are broken down to provide energy in…
Step by step
Solved in 2 steps
- BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Major controls of de novo AMP synthesis include: 1. allosteric inhibition by GMP. 2. allosteric inhibition by AMP. 3. availability of PRPP. 4. stimulation by GTP A. 1, 2, and 3 B. 1, 2, 3, and 4 C. 2 and 4 D. 1 and 3BIOMOLECULES - Please answer the questions properly. - Multiple choice Qyestion 1 : If a cell has an adequate supply of adenine nucleotides but requires more guanine nucleotides for protein synthesis: 1. Glutamine-PRPP amidotransferase will not be fully inhibited. 2. AMP will be a feedback inhibitor of the condensation of IMP with aspartate. 3. ATP will stimulate the production of GMP from IMP. 4. ATP will inhibit nucleoside diphosphate reductase. A. 1, 2, and 3 B. 2 and 4 C. 1, 2, 3, and 4 D. 1 and 3BIOMOLECULES - 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
- - Multiple Choice - Explain your answer in 3-5 sentences. - answer properly QUESTION: Which of the following takes place due to phosphorylation of isocitrate dehydrogenase? a. Inhibits the binding of citrate at active site b. Degrades the enzyme c. Enhances the substrate-binding affinity d. No reactionBIOMOLECULES - MULTIPLE CHOICE - Please answer properly QUESTION : The coenzyme biocytin is associated with which of the following vitamins? A. pyridoxine B. thiamine C. biotin D. nicotinic acidBIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Which of the following statements is TRUE in the catabolism of cytidine triphosphate (CTP)? A. the nitrogen-containing ring will be oxidized B. nitrogen will be released in the form of ammonia (ammonium ion) C. the final product will have the same type of nitrogen-containing ring as CTP D. hypoxanthine will be an intermediate 1. A 7-year-old boy suffers from mental retardation and self-mutilation and has an increased levels of serum uric acid. These symptoms are characteristic of Lesch Nyhan syndrome, which is due to defective ________? A. Xanthine oxidase B. Denovo synthesis of pyrimidines C. HGPRT (Hypoxanthine Guanine Phospho Ribosyl Transferase) D. Salvage pathway for pyrimidine biosynthesis
- BIOMOLECULES - MULTIPLE CHOICE - Please answer properly QUESTION : In patients with Lesch Nyhan Syndrome, purine nucleotides are overproduced and over excreted. The hypoxanthine analogue Allopurinol, which effectively treats gout , has no effect on the severe neurological symptoms of Lesch- Nyhan patients because it does not? A. decrease de novo pyrimidine synthesis B. decrease de novo purine synthesis C. decrease urate synthesis D. increase PRPP levels (Phosphoribosyl pyrophosphate)antidote for tetrodotoxin poisoning. First, what is the name of the made up drug? Second, describe the details of how the drug will work. description should contain details of how the drug will act at the cellular and/or molecular level.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. 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.VI - BIOMOLECULES Instructions : - Answer the question properly. - Please do not copy here in Bartleby - Explain why did you choose that answer in 3-5 sentences. QUESTION : 1. Which of the following enzyme is responsible for the regulation of biological nitrogen fixation? A. Dinitrogenase reductase B. Dinitrogenase oxidase C. Phosphatase D. KinaseBIOMOLECULES - MULTIPLE CHOICE - Please answer properly QUESTION : Major controls of de novo AMP synthesis include: 1. allosteric inhibition by GMP allosteric inhibition by AMP 3. availability of PRPP 4. stimulation by GTP A. 1, 2, 3, and 4 B. 1, 2, and 3 C. 2 and 4 D. 1 and 3