How many tritium atoms (3H) are incorporated into myristate when fatty acid synthesis is carried out in vitro with the following labeled substrate?

Q: 4. On a TLC plate containing silica gel, which compound will have the largest R value when ethyl…

A: Rf value, also known as retention factor value, is a chromatographic measure that describes the…

Q: Glucose-phosphate production by an enzyme extracted from cells taken from the much-feared Lilyputin…

A: Hexokinase catalyze the conversion (phosphorylation) of Glucose to Glucose 6 phosphate (mentioned as…

Q: what happens when there is a defiency of simple dietary carbohydrates in the body? what happens if…

A: Dietary carbohydrates are one of the three macronutrients found in food, along with protein and fat.…

Q: Calculate the concentration of protein in the diluted supernatant and the supernatant before…

A: To calculate the concentration of protein in the diluted supernatant and the supernatant before…

Q: Which of the following molecules is least likely to be a fatty acid? O H₂C-(CH₂)14-COOH

A: Fatty acids are the building blocks of the fats (like triglycerides, phospholipids, etc.) in our…

Q: Starting with glucose, there are five steps in the EMP/TCA metabolic pathways that produce NADH…

A: Glycolysis or EMP (Embden–Meyerhof–Parnas) is the breakdown of one molecule of glucose into two…

Q: The pKa of the protonated, positively charged form of the side chain of histidine is approximately…

A: Given, the pKa of the protonated, positively charged form of histidine  is pKa = 6.

Q: A serum is diluted 1:20 then 2 parts of the resulting dilution is added to 40 parts saline. Then 3…

A: Serial dilution is a laboratory technique used to dilute a solution step by step to create a series…

Q: 1. When the velocity of enzyme activity is plotted against substrate concentration, which of the…

A: When the velocity of enzyme activity is plotted against substrate concentration, a hyperbolic curve…

Q: Write note on mutarotation.

A: Introduction: Mutarotation is a process that occurs in sugar molecules in aqueous solutions. It is a…

Q: What is the role of Proteinase K in DNA isolation? A.  Inhibit enzymes B Catalyze breakdown of…

A: Proteinase K is a broad spectrum serine protease. The predominant site of cleavage is the peptide…

Q: 25. Which lipoprotein prevents the formation of plaque in the artery? a. HDL b. VLDL c. LDL d.…

A: Lipoproteins are made up of fats and proteins. The main function of the lipoproteins is to circulate…

Q: 31. Which fatty acid would most likely be present in fats? a. a and b b. b and c c. b only d. a only…

A: Fatty acids are very important class of macromolecules in our body. They are the simplest type of…

Q: A molecule with the formula C16H30015 is a O hydrocarbon protein O nucleic acid O lipid O…

A: Any living cell is made up of biomolecules. These biomolecules can be classified into the following…

Q: Fill in the blanks below using the correct molecule from above: 4. I provide instructions for…

A: Molecules of life are the building blocks of all living organisms. These molecules are essential for…

Q: Ande, who has the genotype: AB*TUVFG RS*CDEWX is choose your answer... to have a phenotype as a…

A: A mutation is a change in the genetic material (DNA sequence) of an organism. It can occur naturally…

Q: How is lipoprotein (a) made up of. What is its metabolic role and how important is it from a medical…

A: Introduction: Lipoprotein is complex of lipid (fatty acids, triglycerides, cholesterol, etc.) and…

Q: How to create a 750 uL of XS buffer (with compositions 1% potassium ethyl xan- thogenate; 100 mM…

A: Buffer solutions are solutions that resist change in pH . Biochemical reactions in the laboratory…

Q: Can you help me understand how to measure both protein A and B please

A: PAGE is performed by loading a sample containing the molecules of interest onto the gel and…

Q: How does the structure of chymotrypsin enable it to cleave only peptide bonds that are adjacent to…

A: Introduction: Chymotrypsin is a type of enzyme that specifically cleaves peptide bonds adjacent to…

Q: Explain the germicical action of agno3 and hgcl2 2- Why does concentrated hno3 acid stain the kin…

A: 1. AgNO3  (silver nitrate) and HgCl2 (mercuric chloride) are both chemical agents that have…

Q: Write a note on immunoglobulins. Write briefly about conjugated proteins.

A: The immune system is a complex network of cells, tissues, and organs that work together to protect…

Q: can you follow up on how to solve for the volume of water and 2x buffer in depth, then the volume of…

A: To perform biochemical reaction, we need to prepare reaction mixture using the stock reagents. So,…

Q: 1. A student is working on drawing and labeling a very basic model showing how cellulose is broken…

A: Proteins that operate as biological catalysts are known as enzymes. Catalysts help to speed up…

Q: PCR

A: The polymerase chain reaction (PCR) is a powerful molecular biology technique for amplifying DNA…

Q: Why do we make the differences between large carbohydrates, proteins, and nucleic acids?

A: Carbohydrates, proteins, and nucleic acids are macromolecules present in living organisms.…

Q: Trihalomethanes are O chemicals which reduce the corrosiveness of water O regulated disinfection…

A: Trihalomethanes (THMs) are a group of chemical compounds that are formed as a byproduct of…

Q: 20. How can humans obtain the fatty acid shown below? oling HO a. de novo synthesis b. from the diet…

A: Fatty acids (FA) are building blocks of fats and oils in our body, it is consist of a carboxylic…

Q: Meristem culture helps in developing which of the following? a) Hybrid plants b) Virus free plants…

A: Meristem culture is a tissue culture technique that involves the growth of meristematic tissue,…

Q: Suppose that the mitochondria of a patient oxidize NADH irrespective of whether ADP is present. The…

A: Oxidative phosphorylation is the process by which oxidation of some high energy electron carriers…

Q: A) Refer to the figure below, Identify and explain the two types of reactions, and describe what are…

A: Metabolic reactions are the chemical reactions that take place in our body for the conversion of…

Q: 14. Inhibitors. Rotenone inhibits electron flow through NADH-Q oxidoreductase. Antimycin A blocks…

A: Respiratory chain is consist of four transmembrane proteins (complex I, complex II, complex III and…

Q: Classify proteins on the basis of solubility giving examples for each class.

A: Introduction: Proteins are complex molecules that play essential roles in many biological processes.…

Q: Compare and contrast fatty acid biosynthesis and B-oxidation. fatty acid biosynthesis (16.2)…

A: Fatty acids are carboxylic acids with a hydrocarbon chain ranging from 4 carbon to 36 carbons.…

Q: So for route 1, when OAA decarboxylated to PEP. Are the can immediately converted to pyruvate by…

A: In general, the regulation of glycolysis and gluconeogenesis is coordinated in a way that prevents…

Q: Why is knowledge of the NSB and B0 important to an immunoassay?

A: Antibodies are specific towards their antigen. This principle is used in immunoassays to detect and…

Q: How many protons are pumped into the intermembrane space in the mitochondria from the complete…

A: The electron transport chain complexes involved in the transfer of electrons from NADH to the…

Q: 1. The stability of an a-helix is not affected by which of the following? a) Bulkiness b) Occurrence…

A: The stability of an α-helix is affected by several factors, such as the occurrence of bulky amino…

Q: need to now the migration distance for protein A and and also the distance fort protein B please

A: The migration distance of a protein in a gel electrophoresis experiment depends on several factors,…

Q: Which of the following effects would HELP hemoglobin BIND MORE oxygen in the lungs?

A: LOWER concentrations of BPG in red blood cells of people living at sea level compared to people…

Q: You are working in a lab that discovers a small molecule inhibitor that prevents biotin from being…

A: In human, there are many enzymes involved in different pathways. Some of the enzymes requires ions,…

Q: When pyruvate dehydrogenase complex is phosphorylated, it is . (active or inactive)

A: The pyruvate dehydrogenase complex is a large multienzyme complex that is localized in the…

Q: Question 10 of 11 Fill in the blanks: the peptide, HAPPYNEWYEAR, there are a total of < Previous…

A: Introduction Proteins are the most abundant macromolecule in our body.  Proteins perform various…

Q: Activity B. You perform a titration of an amino acid and obtain a plot. 21- What is equivalent…

A: Amino acids are biomolecules that have an amino group and a carboxyl group linked to the same carbon…

Q: Classify the lipoproteins according to the content of each of the lipid fractions it contains.…

A: Lipoproteins are complexes of lipids (chemically diverse group) and proteins (polymers made up of…

Q: Which of the following assumptions or limitations are required to derive the Michaelis-Menten rate…

A: Michaelis Menten enzyme kinetics is the relationship between based on the assumption that the rapid…

Q: Q1. What is the theoretical yield (product mass) of Aspirin if you started 2.50 g of Salicylic Acid?…

A: To calculate the theoretical yield (product mass) of Aspirin, we need to first determine the molar…

Q: When performing a separation by ion-exchange chromatography, the rate of elution of an amino acid is…

A: Ion-exchange chromatography is a technique that uses charge to separate and purify molecules. The…

Q: What is Vax for this reaction? / Wat is Vmax vir hierdie reaksie? (b) Why is v constant above…

A: (a) To Find: Vmax for this reaction. We need to identify the highest initial rate observed in the…

Q: 5. Why does adding ethanol (CH3CH2OH) to water lower the surface tension of the solution? Describe a…

A: Hydrogen bonding is a crucial factor in the unique properties of water that make it essential for…