The structure given below represents what molecule?
Q: The patient has mechanical jaundice. Will it affect the absorption of fat-soluble vitamins? There…
A: To live a healthy and active life, humans need a variety of nutrients. Good nutrition, or the…
Q: True or false: The contributions to the change in Gibbs free energy of binding for a lipid ligand in…
A: Though the biological membrane is primarily composed of lipid bilayer, membrane proteins perform…
Q: Please describe the correlation between plasma cholesterol and atherosclerosis
A: Atherosclerosis is a heart disease caused due to the hardening and thickening of arteries by the…
Q: Angiotensin Converting Enzyme (ACE) is the target of ACE inhibitors such as captopril that are used…
A: Peptides are composed of twenty standard amino acids. These twenty standard amino acids differ from…
Q: Briefly explain chymotrypsin with reference to the following: a) Catalytic triad (not the mechanism…
A: DISCLAIMER FOR MULTIPART Since you have posted a question with multiple sub-parts, we will solve…
Q: -. Succinate dehydrogenase contains iron-sulfur centers in which irons are complexed with cysteine…
A: Succinate dehydrogenase have three 2Fe-2S centers. The 'Fe' here is complexed with the sulfur atom…
Q: Consider oleic acid (18:1D9): How many rounds of beta oxidation will omit the enzyme acyl-CoA DH?
A: Fatty acids are carboxylic acids with a hydrocarbon chain ranging from 4 carbon to 36 carbons.…
Q: The purpose of the progress curve is to determine if an enzymatic reaction rate remains constant for…
A: Progress curve is the measure of enzymatic velocity in a reaction. Velocity is given by the rate of…
Q: 4. Blood glucose level, glucose transporter proteins (classification, localisation and biological…
A: Blood Glucose is the major sugar found in our blood.It is the main source of energy used by a cell.…
Q: Why is cholesterol an important steroid?
A: Cholesterol is a steroid. A steroid is a compound containing cyclopentanoperhydrophenanthrene (CPPP)…
Q: You run 5 standard proteins listed below on a size-exclusion (gel filtration) column with limit of…
A: Size-exclusion chromatography is a separation technique where the proteins are separated based on…
Q: The ability of hemoglobin to deliver oxygen is enhanced because: A) The partial pressure of oxygen…
A: Hemoglobin is an oxygen-transporting protein that transports oxygen to most tissues. Hemoglobin is…
Q: Enzymes as biological catalysts of metabolic reactions. Properties of enzymes as protein substances.
A: Enzymes are biological catalysts that increases the rate of biochemical reactions. Most enzymes are…
Q: ermination of translation occurs when the ribosome reaches one of _____ potential stop codons. At…
A: Introduction: The process of translation involves messenger RNA (mRNA) getting translated into…
Q: Why does adding acetic acid to the milk improve the extraction efficiency of the pentobarbital? You…
A: In liquid–liquid (solvent) extraction, the solute partitions itself between two immiscible phases.…
Q: Which two statements below accurately describe the roles of insulin and glucagon in maintaining…
A: Glucagon is a hormone secreted by the pancreas that controls the blood glucose level. It prevents…
Q: Q9.2: Based on the premise of the thrifty gene hypothesis, predict if the following hypothetical…
A: The thrifty gene hypothesis suggests that certain populations carry thirfty genes that determine…
Q: Write a scheme for the formation of ribose-3-monophosphate. Biological role of the formed compound.
A: Ribose 5-phosphate is the intermediate byproduct of pentose phosphate pathway (PPP). It is comprised…
Q: Which of the following allow for the transport of protons into the mitochondrial matrix? a) Pyruvate…
A: Transmembrane proteins are a class of proteins that pass the entire length of the lipid bilayer.…
Q: 3 Consider the reaction shown below and answer the questions that follow. HO-P-O-CH он HN DH H X…
A: DNA (deoxyribonucleic acid) is a type of nucleic acid which is composed of deoxyribonucleotides.…
Q: Write the reaction equation for the formation of sucrose, indicate the bonds that connect the in the…
A: Monosaccharides are smallest or basic subunit of carbohydrates by which disaccharides,…
Q: What are the general properties of Lipids? 2. How do Lipids vary from other macromolecules? 3.…
A: Lipids are a diverse class of naturally occurring compounds. Fats, waxes, fat-soluble vitamins,…
Q: Question 2 Briefly explain how the antioxidant activities of tocochromanol natural products can be…
A: Tocopherol and tocotrienols are collectively called vitamin E. There are four tocotrienols found in…
Q: Which of the following monosaccharide phosphates is NOT produced in the pentose phosphate pathway?…
A: In animal tissues, glucose has two possible fates: be oxidised into carbon dioxide and water by…
Q: Describe the four levels of protein in great depth. Desrcibe how protein structure may affect…
A: Proteins are biomolecules composed of amino acids. Amino acids are joined together through peptide…
Q: The iron (Fe) ion in the heme group of hemoglobin is bound to a: OA) Cystine B) Histidine C) Proline…
A: Our red blood cells (RBCs) are composed of hemoglobin that helps to transport oxygen throughout the…
Q: When an enzyme interacts with the substrate, which of the following occurs?
A: Enzymes are high molecular-weight proteins that catalyse biochemical reactions. They are also called…
Q: How do Lipids vary from other macromolecules?
A: A living cell is the basic unit of life. It is capable of independent existence (as is the case of…
Q: Which of the following is the distinguishing factor of a protein? The backbone of the protein chain…
A: Proteins are macromolecules which is consist of different sequences of amino acids. Proteins are…
Q: The degradation of CH3 (CH₂ )10 - COOH via the beta-oxidation pathway requires: 6FAD + 6NAD+ +…
A: Fatty acids metabolism involves β-oxidation which happens in the mitochondrial matrix. In…
Q: Mechanistic probes often require the use of an electrophilic functional group to interact with an…
A: A nucleophile is a chemical species that is negatively charged or has a high electron density or a…
Q: Which option best describes the following figure? Y (fraction saturation) 1.0 0.8 0.6 0.4 0.2 0.0 0…
A: Hemoglobin and myoglobin are heme group proteins that can bind to oxygen. While hemoglobin is found…
Q: name the reaction of the carbohydrate catabolism
A: The catabolism of carbohydrates is a series of redox reactions that produce energy from…
Q: 4. Name this lipid. H₂C(CH₂) CH 0 CH₂-0-C-(CH₂)12CH3 0 CH(CH₂-C-0-CH COO™ CH₂-O-P-0-CH₂-CH 0 NH
A: Lipids are a chemically diverse group of biomolecules that have two things in common: low…
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: Why do aminoacyl-tRNA synthetases need ATP? to prevent the 2'OH from being aminoacylated O to…
A: As per the central dogma of molecular biology, genetic information is stored in the DNA. The genetic…
Q: For protein structure determined using X-ray diffraction with the 1.1-Angstrom resolution, the…
A: In X-ray crystallography, the three-dimensional structure is determined by analysing the diffraction…
Q: Provide the correct three-letter abbreviation for the following amino acid: H3N-CH-C- I CH3
A: The proteins are constituted of twenty naturally occurring amino acid that are connected by peptide…
Q: Consider oleic acid (18:1D9): Total number of ATP produced from oleic acid complete oxidation…
A: Oleic acid (18:1D9) is a monounsaturated, 18 carbon fatty acid having a double bond at C-9. The…
Q: A competitive inhibitor diminishes the rate of catalysis: A) By reducing the proportion of enzyme…
A: The enzymes are biological catalysts that increases the rate of biological reactions. The enzymatic…
Q: (a) The pyruvate dehydrogenase complex and the a-ketoglutarate dehydrogenase complex have common…
A: Cellular respiration is a collection of three metabolic pathways that generate ATP by oxidation of…
Q: a. What hormone is released in response to increased blood glucose? 2. b. The binding of this…
A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…
Q: As a result of the rotation about its six bonds, DNA can exist in a variety of forms. Determine…
A: The Watson and Crick double helical DNA explains the B form of DNA. The other forms of DNA are A, C,…
Q: Which of these is not a reducing sugar
A: Carbohydrates are polyhydroxy aldehydes or ketones. They can be classified as monosaccharides,…
Q: Iodoacetate reacts irreversibly with the free -SH groups of cysteine residues in proteins. List…
A: Calvin-Benson-Bassham cycle is commonly known as the Calvin cycle or Dark reactions of…
Q: (a) Which antibacterial compound does NOT directly inhibit this process? H₂N NH cycloserine A Ph…
A: The given park nucleotide consist of five amino acids linked by peptide bond with sequence of…
Q: f What advantage is there to phosphoglycerate kinase having an open and closed protein…
A: Glycolysis is the 10-step enzymatic conversion of 1 molecule of six-carbon glucose to two molecules…
Q: In 1958, Meselson and Stahl conducted an experiment to determine which of the three proposed methods…
A: Three important experiments contributed to our current understanding of DNA structure and function:…
Q: 1. Propose a mechanism by which HIV protease hydrolytically cleaves the peptide bond of the…
A: Proteins can be degraded by breaking the peptide bonds that hold amino acid residues together.…
Q: What is the single definitive test for galactose? State the principle.
A: Galactose is a monosaccharide . it combines with glucose to form a disaccharide called lactose. It…
Step by step
Solved in 2 steps
- What sugar units make up the structure shown? ÇH,OSO;- но Po- H H. ÇOO- NHCCH, H OH H H OH O D-Glucuronate and N-Acetyl-D-galactosamine-6-sulfate O D-Glucuronate and N-Sulfo-D-glucosamine-6-sulfate O D-Iduronate and N-Acetyl-D-galactosamine-6-sulfate O D-Glucuronate and N-Acetyl-D-glucosamine-6-sulfateMatch the following structural composition of each polysaccharide with its identity Linear homoglycan of glucose connected by α1-4 linkages Linear sulfated chains of alternating β-D-galactopyranose and 3,6-anhydro- α-galactopyranosyl units Poly-β-Dmannopyranosyluronic acid and/or Poly-α-L-gulopyranosyluronic acid Repeating Poly-D-galacturonic acid residues deacetylated straight-chain amino-polysaccharide polymer linked in a β(1-4) type of linkage a. Alginate b. amylose c. chitosan d. carrageenan e. PectinGive one specific sample structure (Fischer Projection or Haworth) of the following carbohydrate derivatives: - Alditols - Deoxy-sugar
- The following structure is sorbose Answer the following questions and briefly explain Draw β-D-sorbufuranose Draw β-D-sorbufuranosyl(2->1) β-D-glucopyranoside. Is this reducing sugar? What would be the probable function of this disaccharide, structural or storage?Draw the full structure of triglyceride 1-docosahexanoyl-2-arachidonyl-3-elaidyl-glycerol with proper stereochemistry, given the following information: docosahexanoic acid: 22:6n-3, arachidonic acid: 20:4n-6, elaidic acid: trans-18:1n-9,The following sattements are true for glycogen. EXCEPT: Branching of a(1→6) linkages every 8-12 residues Glycogen is stored energy for animals Like amylopectin, glycogen gives a red-violet color with iodine Structure is branched but not as highly as amylopectin of starch
- Using skeletal structures, draw the structure of a simple triacylglyceride containing 1 eicosapentanoic acid, 1 myristic acid and 1 oleic acid residues, with label.draw condensed structural formula for monosaturated omega-3 fatty acid with 14 carbon atoms. draw the condensed structural formula for the triacylglycerol made from 3 saturated fatty acids that are 20 carbons longTrace the pathway of [14C]bicarbonate through gluconeogenesis. Use an asterisk to indicate the location of ¹4C in all intermediates and in the final gluconeogenesis product, glucose. HO-C O- =0 [¹C] Bicarbonate CH₂OPO H-C-OH --OPO O 1,3-Bisphospho- glycerate ↑ -COO -CH₂ TC=O coo Oxaloacetate CH,OPO H-C-OH COO ↑ 3-Phosphoglycerate CH₂ C-OPO -COO Phosphoenolpyruvate CH,OH HC-OPO, COO 2-Phosphoglycerate Answer Bank
- Hydrocarbon groups of selected amino acids The structures of the R groups of selected amino acids are shown in the following table. Amino acid Abbreviation R group glutamic acid Glu -CH2CH2COO- lle |-CH(CH3)(CH2CH3) isoleucine leucine Leu — СH-CH(CH3)2 serine Ser -CH2OH threonine Thr -CH(OH)CH3 valine Val -CH(CH3)2 Part A Give the name for the peptide CH3 CH3 CH CH3 CH3 CH3 OH CH3 CH3 НСОН CH CH2 CH2 CH H3Ñ-C-CONH-C-CONH-C-CONH-c-CONH-C-cOO H H H H. H Spell out the full name of the peptide.Gentiobiose (D-Glc(ß1→6)D-Glc) is a disaccharide found in some plant glycosides. Draw the Haworth structure of gentiobiose based on its abbreviated name. Show all multiatom groups using the groups tool. Show stereochemistry using wedge (upward) or dash (downward) bonds.Give one specific sample structure (Fischer Projection or Haworth) of the following carbohydrate derivatives: - Amino-sugar