What is the difference between an orange Bial's reagent and a green Bial's reagent if both of them contain orcinol, HCl and Ferric chloride?

Q: Polysaccharides Monosaccharides, Disaccharides and Polysaccharides Monosaccharides and Disaccharides…

A: Functional carbohydrates are essential for providing energy, maintaining blood sugar levels, and…

Q: The characterization of an enzyme usually includes the determination of key kinetic parameters.…

A: vo: initial rate of reaction or rate of reaction when all the enzyme is yet to be saturated with…

Q: The hormone which regulates pH in the intestine is called: a) cholecystokinin  b)  secretin   c)…

A: The objective of the first question is to identify the hormone that regulates pH in the intestine.…

Q: The following nutrient molecule is digested and transported to a cell where it undergoes further…

A: The given molecule is maltose which is a disaccharide sugar.

Q: Positive results for Benedict’s test range from green, yellow orange to red. How does the sugar…

A: There are 4 classes of biological macromolecules: nucleic acid, proteins, lipids and…

Q: reaction occurred when the samples (enumerated) reacted with Benedict’s reagent

A: Benedict's test:This test is a chemical assay for reducing sugar.This test involves mixing the…

Q: Write out the mechanism for transimination, the reaction of an amino acid with enzyme-bound PLP to…

A: The transimination reaction, also known as the Schiff base formation,involving the transfer of a…

Q: An enzyme with an unknown reaction mechanism has been isolated and is being investigated in the lab.…

A: General acid/base: proton transfer occurs between enzyme and substrate. Note that water is not a…

Q: We did an experiment about carbohydrate chemistry and the prof did not elaborate on the details. She…

A: There are four types of biological macromolecules- nucleic acid, proteins, lipids and…

Q: . List two compounds that can be produced from pyruvate in skeletal muscle b. What are the enzymes…

A: Pyruvate is a three-carbon molecule produced from oxidation of glucose. The process of oxidation of…

Q: The most immediate result of ATP hydrolysis for the sodium/potassium ATPase is the... binding of ADP…

A: Na,K-ATPase is a membrane protein which plays a vital role in the cell. It pumps Na+ and K+ ions…

Q: Membrane lipids in tissue

A: Membrane lipids:These are an important component of cell membranes.These surround and enclose cells…

Q: II. While there are many different types of inhibitors, most have a very similar structure so they…

A: Enzymes are high molecular weight protein that catalyse biochemical reactions. They contain a active…

Q: ligand-gated ion channels, voltage-gated ion channels,

A: Classification of Ion Channels:Based on several criteria, such as gating mechanism, ion selectivity,…

Q: There is another melanocyte-stimulating hormone called B-melanotropin. Cleavage of 3-melanotropin…

A: We have found out the sequence of amino acids in alpha melanotropin.

Q: The enzyme aldolase catalyzes the reaction shown in the glycolytic pathway: Aldolase Fructose…

A: The ratio of concentration of products to reactants for any reaction in a given condition at…

Q: Can you explain the various options and how did you come to the answer? How to determine when…

A: Weak acids are the acids that do not completely dissociate into their constituent ions when…

Q: what concentration of a competitive inhibitor is required to yield 60% inhibition of an enzyme at a…

A: For a one-substrate enzyme-catalyzed reaction, the Michaelis-Menton equation shows the quantitative…

Q: Classify the phrases. Does each phrase describe a kinase, a phosphatase, neither, or both? Kinases…

A: A cell deploy different strategies to regulate the activity of enzymes. One such strategy is to add…

Q: The monosaccharides shown below are H но-н H- OH \\ HOH но-н но-н H-OH HO H H-OH CH₂OH Enantiomers…

A: Isomers are defined as the two or more molecules with the same molecular formula but different…

Q: Hemoglobin is the oxygen carrier in the blood of most vertebrates. 3 bound 0₂. Po, 100 mm Hg. most…

A: A protein that binds a ligand with high affinity in high concentration environment is unlikely to…

Q: Which of the following statements are true for BOTH the "transition state" and an "intermediate" of…

A: Transition states are not chemical species. It is simply a fleeting molecular moment during the…

Q: What sugar is formed upon hydrolysis of starch and cellulose?

A: The question is asking about the type of sugar that is formed when starch and cellulose undergo…

Q: Which structure likely represents a GPCR? A B e C D

A: G protein-coupled receptors  are abbreviated as GPCRs.These  are integral membrane proteins…

Q: Part B. Classify Fatty Acids as Saturated or Unsaturated 2. Identify each fatty acid below as…

A:

Q: Which of the following statements are true regarding the Bohr effect? It involves a decrease in…

A: The Bohr effect is a physiological phenomenon first described by the Danish physiologist Christian…

Q: Suppose you visit the Dalai Lama in Dharamsala, India (elevation 1460 m), and you begin to ponder…

A: Fractional Saturation (θ) is the fraction of protein molecules saturated with ligands. (since it is…

Q: Frog muscle cells and the solution bathing the cells contain ions at different concentrations. The…

A: Inside the cell, the most abundant ions is K+ (potassium). Therefore for the calculation of membrane…

Q: Individuals with a thiamine-deficient diet have relatively high levels of pyruvate in their blood.…

A: The diseases that occur because of insufficient intake of essential nutrients are called deficiency…

Q: A protein gives, under conditions of buffer composition, pH, and temperature that are close to…

A: SDS (Sodium dodecyl sulfate) breaks non-covalent interactions like hydrogen bonds and ionic bonds…

Q: As described in 4C above, PLP-dependent enzymes can generate formaldehyde from serine. This compound…

A: Protonation/deprotonation is a common step in biochemical reaction. Enzymatic reactions can proceed…

Q: Calculate AG' at 25 °C for the reaction: ATP + pyruvate = ADP + phosphoenolpyruvate Calculate Keq at…

A: The change in Gibbs free energy (ΔG) is the maximum amount of free energy available to do useful…

Q: RNase Q is an enzyme that has identical activity to RNase A, but is found only in a group of humans…

A: There are four classes of biological macromolecules: nucleic acid, proteins, lipids and…

Q: Which of the processes are coupled to the dephosphorylation of ATP? membrane transport that…

A: The structure of ATP comprises of a nucleoside triphosphate, consisting of a nitrogenous base…

Q: Which of the following amino acids are aromatic in nature? Select the correct response(s): F [1 H K…

A: The building blocks of proteins are amino acids. They have three groups: an amino group, a carboxyl…

Q: Calculate to three decimal places the charge on a-melanotropin at pH value of 5. Express your answer…

A: Net charge on the amino acid with negative side group: Net charge on the amino acid with positive…

Q: The equilibrium constant for the hydrolysis of the peptide alanylglycine (Gly-Ala in the reaction…

A: The Gibbs free energy (G) of a system is a measure of the amount of usable energy in that system.The…

Q: 15. Write the metabolites of the following substrates due to phase Il reactions: a. b, R 20 R C. R R…

A: Enzymes are proteins that catalyze biochemical reactions. Enzymes sometimes require a non-protein…

Q: 2. Mitochondria isolated from bovine cardiac muscle, when subjected to sonication, form closed mem-…

A: The electrons released as NADH is oxidized, is carried to O2 via series of protein and non-protein…

Q: What is the role of FAD in the preparation of pyruvate to enter the citric acid cycle? to perform a…

A: The question is asking about the role of Flavin adenine dinucleotide (FAD) in the process of…

Q: 2 T/F High intracellular concentrations of AMP would increase the ATP-synthesis pathways A mutation…

A: ATP is the currency the cell spends on metabolic transactions. Acetyl CoA is one of the substrates…

Q: Sarin is an inhibitor of acetylcholinesterase. Draw a mechanism that shows this.

A: Before going into the mechanism by which sarin inhibits acetylcholinesterase, we need to know a bit…

Q: select the false statement regarding phospholipid bilayer membranes.     phospholipid bilayer part…

A: A cell is made up of different biomolecules.  Biomolecules are of four types: carbohydrates,…

Q: 2. ( Labeling molecules with isotopes has long been used to trace and characterize metabolic…

A:

Q: Finish the sentence alpha helical secondary structures in proteins Are connected by peta- turns Are…

A: Secondary structure is the ordered arrangement or conformation of amino acids in localized regions…

Q: (i) During the Pyruvate Decarboxylase (PDC) catalysed reaction, a covalent coenzyme intermediate is…

A: Pyruvate Decarboxylase (PDC) catalyzes the decarboxylation of pyruvate to produce acetaldehyde and…

Q: The approximate composition of coconut oil (mp 24-25 °C) is listed below (data according to…

A: The biochemical composition of coconut oil consists primarily of triglycerides, which are esters…

Q: Discuss the relationship between the pentose phosphate pathway and glycolysis.

A: Glycolysis is a fundamental metabolic pathway that occurs in the cytoplasm of cells. It involves the…

Q: histidine

A: Histidine, an essential amino acid, fulfills diverse roles in biological systems, demonstrating…

Q: The scientific name of the fructose molecule shown below is CH2OH OH НО ОН CH₂OH

A: Fructofuranose is a structure which is similar to the furan ring, which has a five carbon membered…