In a reverse phase chromatography set up, the component that yields the lowest Rf value is likely to be O Both polarity O Polar Non-polar O Cannot be determined
Q: The table below summarizes the results for Hopkins-Cole test. Provide the correct remarks from the…
A: The amino acid tryptophan has a side chain containing an indole ring.
Q: The vast majority of structures deposited in the Protein Databank (>95%) have been determined using…
A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: 5. A young woman decided to lose weight and abstained from fat-containing food for several months.…
A: "Since you have asked multiple questions, we will solve the first three subparts of the question for…
Q: How is Pyruvate Kinase Deficiency (PKD) inherited? What gene is responsible for the expression of…
A: Pyruvate kinase is an enzyme that regulates cell metabolism by catalysing the conversion of…
Q: hat is Embden-Meyerhof pathway of RBC metabolism, explain as simple as possib
A: Introduction: The glycolysis pathway is also known as the Embden-Meyerhof pathway. The pathway…
Q: Enzymes accelerate the rate of a reaction by: a. lowering the number of molecules with lower…
A: Introduction: Enzymes are biological catalysts that fasten the speed of the chemical reaction. They…
Q: Fill out the following table:
A: Molecular biology is a field of biology which deals with studying the composition and interactions…
Q: DNA Leading strand: 5' AAA ATA | CGC TTT| TTA ATT | AAC CCC GGG 3' A I B |C| D Exons: A, C, D…
A: hnRNA is a heterogenous RNA , also called as pre mRNA formed by the enzyme called RNA pol 2 ,…
Q: Match the following lipid vitamins with their deficiencies
A: A vitamin is a one of the most important organic molecule which is present in every living…
Q: alculate the free energy change for glucose entry into cells when the extracellular concentration is…
A: An amount of energy is released in the conversion of reactants to products under standard conditions…
Q: CH,0--o CH;0-P-O ČH-OH C=O Ó. 10-C-H H-C-OH H-C-OH O C-H ČH;O-P-0 H-C-OH O CH-O
A: Glycolysis is the metabolic pathway that converts glucose into pyruvic acid.
Q: Determine the amino acids that compose the peptide shown below.
A: Amino acids are compounds with a carboxyl group and amino group attached to the same carbon atom.…
Q: 6. When a concentrated alkali solution acts on the purine cycle, it breaks down: A. Ester group B.…
A: Note : Hi ! Thank you for the question. We are authorized to answer one question at a time. Since…
Q: For you, what is the contribution around 18-1900 of golden era in biochemistry? Explain
A: Introduction: The term biochemistry refers to the study of the chemistry of living things including…
Q: c. (i) Which enzyme in prokaryotes synthesizes the primers? On which strand (leading or lagging…
A: DNA replication, or copying of a cell's DNA, is semiconservative, which means that each strand of…
Q: 1. What are processed foods?
A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: D Question 5 5. Comparisons of homologous proteins can provide information about how important an…
A: Homologous protein are the protein that is the proponent of the ancestors of both human and dog.…
Q: Write the metabolism (phase 1 & phase 2) of Phenoxybenzamin
A: Phenoxybenzamine is an alpha-adrenergic antagonist with long duration of action because of longer…
Q: Which statement about gluconeogenesis is FALSE? Group of answer choices For starting materials, it…
A: Gluconeogenesis is the biochemical pathway by which pyruvate is converted into glucose.
Q: What enzyme is the point of regulation for fatty acid synthesis in the cytoplasm? Fatty acid…
A: Fatty acids are important micromolecules which combine together to form lipids in plants, animals…
Q: What types of monomers make up a carbohydrate? What are carbohydrate polymers called?
A: Carbohydrates are biomolecules made up of carbon, hydrogen, and oxygen. The ratio of H and O is the…
Q: Match the following biogeochemical cycles terms to the correct definiton. In this cycle the…
A: Introduction: The term biogeochemical cycle is a natural process that recycles nutrients from the…
Q: A mixture of Alanine (pl 6.02), Glutamic Acid (pl 3.22), Glycine (pl 5.79), Lysine (pl 9.74) and…
A: Ion exchange chromatography is used to separate molecules based on their net surface charge.
Q: What polysaccharide is used as storage of carbohydrates in humans and animals? Group of answer…
A: Carbohydrates – fibre, starches, and sugars — are nutritional elements that the body converts into…
Q: Which of the following is a product of the first stage of the pentose phosphate pathway? Group of…
A: NADPH : Phosphorylated version of the coenzyme NADH Pentose Phosphate Pathway : PPP 1st stage of PPP…
Q: Spectrophotometric determination of riboflavin at max 445 nm.
A: When Lab scientists have to be measured total protein by UV-spectroscopy some important things…
Q: Why is it difficult to accurately estimate Km and Vmax values from a Michaelis-Menten plot?…
A: Introduction: The study of reaction rates and how they change in response to changes in the…
Q: Consult a biochemistry textbook or handbook: What is the molecular weight of hemoglobin A and S (in…
A: Hemoglobin is a tetrameric protein, which carry oxygen from lungs to the body cells, and carbon…
Q: Question 6 Match the following lipids with their functions v Bile acids A. signaling molecules…
A: Lipids are biomolecules that include fats, waxes, oils, hormones, and certain components of…
Q: What is the final enzyme used in the biosynthesis of stearate (C18:0)? A. Elongase B.Beta-Ketoacyl-…
A: Fatty acid biosynthesis occurs in the cytoplasm of the cell. Fatty acids are the long-chain…
Q: Which of the following products of the non-oxidative stage of PPP is an intermediate of the…
A: The hexose monophosphate shunt, also known as the pentose phosphate pathway, is a shunt from…
Q: In one (1) sentence point out a key functional similarity and difference in each of the pair of…
A: Aminoacids are the building blocks of proteins that are classified as acidic , basic and Amino acids…
Q: Hello! Can you help me in determining the statements below if it's true or false? It's all about…
A: Lipids are organic compounds that are insoluble in water and soluble in organic solvents like ether…
Q: What molecule provides the energy for fatty acid synthesis starting from acetyl-CoA and malonyl-CoA…
A: Fatty acid synthesis is a building up of long chains of fatty acids from 2 carbon units called…
Q: Penicillin heralded the dawn of the antibiotic age when it was discovered in 1928 and is now the…
A: Penicillin is now widely used antibiotic and hence its accurate concentration determination is…
Q: Section B: True / False (5 marks) 1. Primase has a DNA dependent RNA polymerase activity. 2.…
A: True or false statement Primase is a kind of RNA polymerase that is involved in the replication of…
Q: How does NH4SO4 affect water structure? What does this have to do with protein solubility? I thought…
A: The solubility of a protein in solution depends on nature of the protein and the concentration of…
Q: Xanthoproteic Test (+) Millon's Test (-) Pauly Test (+) Biuret Test (-) Which peptide will yield the…
A: Polypeptides are amino acids linked together by peptide linkages.
Q: A 1% by weight agarose gel is typically used in agarose gel electrophoresis. If you used a 2%…
A: During agarose gel electrophoresis, an agarose solution is prepared, it is cooled to prepare a gel,…
Q: Draw and label a structure of: A diglyceride of oleic acid
A: A diglyceride is composed of a glycerol molecule attached to two fatty acids through ester bonds.…
Q: Question #1: Please describe the specific enzymes that you are familiar with that are involved in…
A: " Since you have asked a multiple question , we will solve the first question for you. If you want…
Q: Arginine is considered a basic amino acid because its side chain ________ at physiological…
A: Amino acids contain amino group and carboxyl group along with R side chain. The R side chain defines…
Q: DNA Leading strand: 5' AAA ATA | CGC TTT|TTA ATT| AAC CCC GGG 3' A | B| C I D Exons: A, C, D…
A: The Central Dogma of Molecular Biology states that the genetic information stored in DNA is first…
Q: Why egg whites and milks are used as antidotes for heavy metal poisoning?
A: Heavy metal poisoning is a process in which an organism is exposed to excessive amount of heavy…
Q: a) Give an appraisal of prokaryote cell lines as recombinant polypeptide expression systems. (b)…
A: The bacterial expression system is widely used for the recombinant expression of mammalian proteins.…
Q: Look at tho structuros of tho blood group dotorminante. Red blood cell N-Acetyl- D-glucosamine Blood…
A: Blood group antigens are O-glycoproteins, N-glycoproteins, and glycolipids that are present on the…
Q: sunganegy Two dialysis membranes each containing a methylene blue solution were placed in beakers of…
A: In dialysis, colloids are separated from dissolved ions or molecules of small dimensions or…
Q: Describe the process of DNA replication, including the enzymes involved (85%), and give two examples…
A: DNA replication is a process of duplication of genetic material during the process of cell division…
Q: How should you prepare your running buffer?
A: SDS-PAGE is method of separation of protein based on its size. Running buffer of the SDS-PAGE…
Q: You receive a tube containing 18.8 nmol of lyophilized (freeze dried) primers to be used in PCR. How…
A: Primers are a short nucleic acid sequence that provides a starting point for DNA synthesis. I…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- When a mixture of various molecular sized dyes are run through a gel chromatography column, what is eluted in the Void Volume? A. Blue Dextran B. Flourescein C. Both D. NothingThe usual dose of digoxin for rapid digitalization is a total of 1.0mg, divide into two or more portion at intervals of 6 to 8 hours. How many milliliters of digoxin elixir containing 50mcg/mL would provide this dose?The electronic excitation method in fluorescence and absorption spectroscopy is the same. What are some of the variations between using a fluorimeter to perform an excitation scan and an absorption scan? Do you think the two spectra should be similar? Describe. More info attached like protocol if needed
- A vial of Doxorubicin reads 0•5g per vial. Instructions say to reconstitute each 12mg with 2•5ml of NS. How many ml of NS will be needed to reconstitute the vial of the recommended concentration? please show workingDescribe step by step process of: a. Ion-exchange Chromatography b. Hydrophobic Interaction Chromatography c. Affinity Chromatography d. Reversed-Phase Chromatography e. Principle of Polyacrylamide Gel Electrophoresis f. Isoelectric Focusing g. Protein SequencingWith gels, we cannot directly identify the various bands without further analysis. However, we can make some assumptions off of their sizes. In order to determine their sizes, we need to add -?- to the gels. a ethidium bromide b loading dye c molecular markers d Coomassie blue
- NMR is considered a low-sensitivity spectroscopic technique. What is the physical basis of NMR's insensitivity?Drug X is available in two forms with the following aqueous solubilities: slightly solutble WA or a soluble Na salt of the WA. Which form of the drug is most appropriate for an oil based solution dosage form? a. WA b. Na salt of WALead nitrate Stock Solution— Dissolve 159.8 mg of lead nitrate in 100 mL of water to which has been added 1 mL of nitric acid, then dilute with water to 1000 mL. Standard Lead Solution— On the day of use, dilute 10.0 mL of Lead Nitrate Stock Solution with water to 100.0 mL. Standard Preparation— Into a 50-mL color-comparison tube pipet 2 mL of Standard Lead Solution, and dilute with water to 40 mL, and mix. Test Preparation— Into a 50-mL color-comparison tube dissolve 1.0g ascorbic acid (mol wt 176.12) in 25 mL of water, dilute with water to 40 mL, and mix. Procedure— To each of the two tubes containing the Standard Preparation, the Test Preparation, add 2 mL of pH 3.5 Acetate Buffer, then add 1.2 mL of thioacetamide–glycerin base TS, dilute with water to 50 mL. Mix, allow to stand for 2 minutes, and view downward over a white surface. The color of the solution from the Test Preparation is not darker than that of the solution from the Standard Preparation. The colour is formed when…
- Specific rotation of L-alanine [(+)alanine) in water (at 25 °C) is +2.8. Suppose you have 2.00 g of mixture of L and D-alanine [(-)alanine]. You dissolved it in 10 mL of water, and measured rotation in 10 cm cell. The observed rotation was +0.12. Calculate the ee% for the mixture. How many grams of D- and L-alanine do you have in the sample?Three dipeptides are separated by electrophoresis at ph 5.8. if the dipeptides are Arg-trp, Asp-thr, and Val-met, describe the motion of each with respect tothe positive and negative electrodes in the electrophoresis apparatus.What is the color-change in the LAMP reaction based on? Would it matter if a test person drank a glass of soda/lemonade right before the test? Suggest 2 practical actions that would circumvent this potential pitfall.