Which of the following statements is true for the use of ketone bodies? Brain cells cannot use ketone bodies as energy Ketone bodies can cause ketoacidosis Cardiac muscles cannot use ketone bodies as energy Increasing carbohydrate in take will lead to production of ketone bodies
Q: Identify if SN1, SN2 and so forth. Catabolism of triacylglycerols- beta-oxidation pathway…
A: SN1 and SN2 are common reactions in organic chemistry. SN1 is a two step reaction i.e., substitution…
Q: Page 3 2) 7. J a) Glucosidase I catalyzes hydrolysis of specific glucosidase I is a synthetic…
A: Parameters such as Km and vmax are used for comparing enzyme activities. If we know the initial rate…
Q: 3. From a cell's point-of-view, which one or more of the following is/are the most effective (and…
A: The chemical equilibrium in a chemical reaction is reached when both the concentration of reactants…
Q: Which of the following enzymes is NOT used when fructose is metabolized to pyruvate in the liver? a.…
A: Glycolysis is the collection of 10 enzymatically catalysed reactions that sequentially oxidises a 1…
Q: 14. Which of the following is a secondary amide? A. 요 B. NH₂ C. D.
A: Ans: INTRODUCTION The amide group is represented in structural formula by CONH2 .…
Q: Explain the indirect effect that allosteric effectors have on pyruvate dehydrogenase activity…
A: The pyruvate dehydrogenase complex is composed of three subunits named pyruvate dehydrogenase,…
Q: reaction of glyceraldehyde-3-phosphate to form dihydroxyacetone phosphate
A: Glycolysis is a collection of 10 enzymatically catalysed reactions that sequentially oxidise a…
Q: The binding of 2,3-bisphosphoglycerate is lowest with: A) Adult hemoglobin B) Fetal hemoglobin C)…
A: Our red blood cells (RBCs) are composed of hemoglobin that helps to transport oxygen throughout the…
Q: What is the pI, and how is it determined for amino acids that have nonionizable R groups?
A: There are twenty amino acids which are categorized as basic, acidic, aromatic, aliphatic, or sulfur-…
Q: Dr. Wakefield would like to isolate recombinant plasmids from her bacterial culture using the…
A: Plasmid DNA is able to rapidly anneal following its denaturation. This allows the plasmid DNA to be…
Q: Based on its R-group, how would the amino acid arginine be classified? O hydrophobic O neutral polar…
A: There are 22 different standard amino acids present. The amino acids are classified in different…
Q: (A) Give the polypeptide translation of the RNA sequence below. 5’-AUGGAAAUCAAAGUCAACCUUGAGUUUAGA-3’…
A: As per the central dogma of molecular biology, the genetic information stored in the DNA is copied…
Q: Can you write possible mineralization and biotransformation reactions for glucose (C6H12O6) ?
A: Biotransformation is the biochemical process (metabolism) taking place in some life form that alters…
Q: At pH 5, what is the net charge of the pentapeptide Val-Glu-Cys-Ser-Lys? O-1 O 0 O +1 O +2
A: The amino acids contain ionizable groups. The ionic form of theses ionizable groups depends on the…
Q: Does the presence of a competitive inhibitor increase / decrease the apparent affinity of the…
A: There are three types of enzyme inhibitors. They are competitive, non-competitive and mixed…
Q: Below is a picture of beta sheets connected by crossovers. Describe what is unique about this…
A: The protein structure is organized into several levels of protein structures: the primary,…
Q: What compound of phosphorus is found in nucleic acids? What are the products of hydrolysis in RNA…
A: DISCLAIMER FOR MULTIPLE Since you have asked multiple question, we will solve the first question…
Q: During vigorous exercise, lactic acid is produced in the muscles. When it is moved into the…
A: Introduction: Acid-base balance is the regulation of hydrogen ions. Carbon dioxide is the major…
Q: An enzyme catalyzes a reaction with a Km of 6.50 mM and a Vmax of 2.00 mMs. Calculate the reaction…
A: The reaction (V0) or rate of reaction can be found by using the Michaelis Menten equation. V= Vmax *…
Q: Which of the following modes of transport across biological membranes is driven by a chemical…
A: The cell membrane is a phospholipid bilayer that allows the passage of small and non polar molecules…
Q: a- Name the figure which shows the Co-translational translocation. A or B b -list the molecules…
A: The protein that are destined for secretion, the membrane proteins and the lysosomal proteins are…
Q: A certain amount of white solid was dissolved in enough water and gives a colorless solution. A…
A: Carbohydrate: Also known as saccharides are often composed of monosaccharides, which are simple…
Q: The TPOX locus is one of the genetic loci used for forensic analysis of DNA. The TPOX locus has the…
A: Forensics DNA profiling can be used to solve old or unsolved crimes and to identify the person…
Q: Kt of glucose for GLUT1=3 mM, GLUT2=17 mM, GLUT 3=1.3 mM, and GLUT11=0.3 mM. Sketch a graph with…
A: The equation that gives the rate of transport of molecule is similar to the rate equation of…
Q: Imagine you are going to label a gene associated with apoptosis in Symbiodiniaceae with a Yellow…
A: Exons are coding sequences and introns are the non-coding sequences. Splicing is the process of…
Q: A competitive inhibitor interacts with the free enzyme to form an enzyme•inhibitor complex (E•I).…
A: Enzyme inhibition is a process by which the activity of an enzyme is altered. Inhibitors are…
Q: Which of the following would NOT be expected in congenital erythropoletic protoporphyria: A…
A: INTRODUCTION : Congenital erythropoietic protoporphyria - It is a disorder which effects the…
Q: 5. 5.1. The outer layer of the placenta expresses an enzyme that facilitates production of 2,3-…
A: Since you have asked multiple questions we will solve the first question for you. If you want any…
Q: Bacteria and other microbes can be used to "clean up" an oil spill by breaking down oil into carbon…
A: Nucleic acids (DNA or RNA) are formed by four types of nucleotides. They are adenine, guanine…
Q: Question: 1. Give the Haworth and chair forms for the a and ß anomers of: D-galactose b. D-mannose…
A: Haworth projection is a cyclic representation of monosacharide sugars in the form of pyranoses and…
Q: During protein synthesis, which step does NOT require energy? dissociation of the 70S ribosome after…
A: The process of gene expression involves two steps: transcription and translation. Translation is the…
Q: The steady-state kinetics of an enzyme are studied in the absence and presence of an inhibitor B…
A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation…
Q: Why might the compound shown below act as a transition state analog of phosphoglucose isomerase? A…
A: Phosphoglucose isomerase (PGI) is an enzyme belongs to class of isomerase enzyme which catalyzes…
Q: The enzymatic activity of PFK1 is generally measured by set- ting up a coupled enzyme assay system…
A: Glycolysis is the collection of 10 enzymatically catalysed reactions that sequentially oxidises a 1…
Q: Which of the following is a key difference between amylose and cellulose? amylose is a branched…
A: Carbohydrates are classified as monosaccharides, oligosaccharides, and polysaccharides based on the…
Q: The net energy requirement for translation of a 4 amino acid long polypeptide chain in terms of ATP…
A: The process of gene expression requires two steps, transcription and translation. During…
Q: The proton-motive force is a measure of the potential energy generated across the mitochondrial…
A: The catabolism of carbohydrates, fatty acids, and amino acids generates the reducing equivalents…
Q: Which of the following, found within the interior of cytosolic proteins, is the most dominant…
A: Introduction Protein is the most abundant macromolecule of our body. Protein performs many functions…
Q: Discuss the principles of Thiobarbituric reactive species (BARS) assay
A: Within a cell, reactive oxygen species (ROS) such as singlet oxygen, peroxides etc are produced as a…
Q: Given the following standards and the corresponding standard curve table, what is the amount of…
A: The enzymes are protein molecules that increase the rate of reactions by decreasing the activation…
Q: 7. what are the types of processing a eukaryotic mRNA is subject to, and how do they occur?
A: mRNA is called messenger RNA. mRNA act as a transcript for the synthesis of peptide or proteins.…
Q: In early studies of cultured cells, a respi- ration-deficient mutant of Chinese hamster fibroblasts…
A: Dehydrogenases are a group of enzymes with the ability to extract high energy electrons and also…
Q: Which of the following shows the structure of aspartic acid at pH 11? a H₂N. ОН ОН b H₂N ОН с H₂N ОН…
A: Aspartic acid (Asp or D); ionic form is known as aspartate, is an α-amino acid that is used for the…
Q: 1. Draw the open-chain form for each of the following monosaccharides. CH OH HO OH HOCH₂ он HO 0. он…
A: Monosaccharides are represented in two forms-the cyclic form and the open form. The open form is…
Q: Explain the function(s) of each of the basal transcription factors (the TFII "alphabet soup")
A: Basal transcription factors are required for the initiation of the transcription or mRNA synthesis.…
Q: At pH 3, the R-group of histidine is_______ and O protonated; neutral O protonated; positively…
A: Histidine (His or H) is an essential amino acids used in the biosynthesis of proteins. It contains…
Q: How many hydrogen bonds exist between this DNA strand and its complementary strand? 5'-GCATAAT-3'
A: Nucleic acids are biomolecules that are essential for all life forms. They are polymers of…
Q: 1. Which types of RNA are transcribed by each RNA polymerase enzyme in eukaryotic cells?
A: Transcription is the synthesis of RNA from DNA that is the process of copying the information of a…
Q: Questions Not yet answered Flag question Question 5 Not yet Flag question Complete the following…
A: Note: We are authorized to answer one question at a time. Since you have not mentioned which…
Q: Which protein structural features are apparent in the protein structure below? Select all that apply…
A: Different bonds contribute to protein folding. These bonds are hydrogen bonds, hydrophobic bonds,…
Step by step
Solved in 2 steps
- CHOOSE THE CORRECT LETTER Which of the following diets would most likely promote the production of ketone bodies?A.high simple carbohydrates, low fatB. low fat, high protein, high complex carbohydratesC.high complex carbohydrates, high fructoseD.high fat, high protein, low carbohydrateWhich of the following statements regarding ketone body formation is not true? O the two other ketone bodies are derived from acetoacetate O ketone bodies are formed in the liver and circulated to other tissues in the body O ketone bodies are essentially soluble forms of fatty acids that can be used for energy O ketone bodies are not the preferred energy source for any type of tissue in the human bodyArrange (1-15) the following statements based on their order from lipogenesis, lipolysis, beta-oxidation to ketogenesis. Acetoacetic acid is converted to β-hydroxybutyric acid and acetone Acetyl CoA is transported with oxaloacetate to the cytosol as citrate Palmitic acid is separated from the complex Creation of carbonyl group in the β-carbon Fuelling the different tissues, ketone bodies are transported to the blood Glyceraldehyde-3-PO4 is produced from the conversion of glycerol Unsaturation of the α & β-carbons of the FA chain Acetyl CoA is converted to acetoacetic acid Acetyl CoA and oxaloacetate are produced from citrate Hydolysis of the double bond in the FA acid chain Malonyl CoA is produced from CO2 fixation of acetyl CoA Acetyl CoA enters the Krebs Cycle Separation of the two-carbon product from the fatty acyl CoA Malonyl CoA is converted to saturated FA complexed with protein TG is hydrolyzed to FA and glycerol
- Which of the following statements about the ketone bodies is/are TRUE? Produced during starvation and in diabetic patients Excess is transformed to acetone or hydroxybutyrate. Extreme amount of ketone bodies may cause ketosis in diabetics. Occurs during a high-lipid and low-protein diet.What is the normal diet or fuel of liver on the following choices?a.glucoseb. alpha-keto acidsc. ketone bodiesd. glucoseWhich of the following is NOT true concerning Transdeamination OTransamination forms glutamate in peripheral cells Deamination of glutamate occurs only in the liver Products of transamination are alpha amino acids and alpha keto acids Ammonia is produced in the liver All amino acids participate in transamination reactions.
- Which of the following is an inhibitor of gluconeogenesis? citrate O ADP O acetyl COA ATPWhich of the following are MOST likely to cause a person to make ketone bodies (check all that apply): O low carb diet O low fat diet V long-term sustained exercise long-term fasting V eating many small meals throughout the day O making sure some carbohydrates are eaten with each mealKetogenesis Transamination Citric acid cycle Gluconeogenesis and deamination Glycogenesis Lactate B-Oxidation fermentation Alcohol Protein digestion Glycogenolysis fermentation
- Which of the following statements about gluconeogenesis is correct? * Muscles have a large glycogen store which gives rise to blood glucose during prolonged starvation Fatty acids are plentiful in the blood during starvation and are used for glucose synthesis The enzyme glucose-6-phosphatase hydrolyses glucose-6-phosphate and is present in most cells. Gluconeogenesis enables the liver O to maintain blood glucose levels during starvationWhich of the following is a ketone body? Pyruvate Acetoacetic acid O Lactic acid O GlycogenHomemade breads undergo spoilage called ropines. This is due to? Amylase Lipase Oxidase Cellulase