why calamansi juice  is sweeter when you mix sugar first before diluting compared to bitter taste when you dilute the juice first before adding sugar.

Q: What species are converted in glycolysis? A) NADP+ to NADPH B) amino acids to polypeptides C)…

A: Glycolysis is the process in which glucose is reduced to lesser carbon compound.

Q: An enzyme has 10 times greater affinity for substrate "A" than for substrate "B". Which of the…

A: Enzymes are bio-catalyst that participate in biochemical process and they are highly specific in…

Q: Name the nitrogen base component of DNA shown here. (Hint: Name of the particular nitrogen base not…

A: 1.  Name the nitrogenous base component of DNA shown here- The given structure is guanine. It is…

Q: Which of the following is incorrect about the chymotrypsin mechanism? a. The (-) charge of oxygen in…

A: The proteolytic activity on the food that enters the intestine is carried out by the protease…

Q: consider 15 NADH and 43 FADH2 molecules funneling electrons into  the electron transport chain…

A: In glycolysis, a 6-carbon molecule of glucose-6-phosphate is broken down into 3-carbon pyruvate…

Q: Which of the following is the smallest amino acid?* Please choose one correct answer only.   A. G B.…

A: Amino acids are consist of carboxyl, amine, hydrogen and side chain groups. Based on the side chains…

Q: The hydrolysis of ATP has a large negative ΔG'°; nevertheless it is stable in solution due to: a.…

A: ∆G (free energy change) is the difference in free energy between reactants and products. The value…

Q: A sample was methylated and then digested, yielding a of 2,3-dimethylglucose and 1,2,3,6-tetramethyl…

A: Glucose is a carbohydrate and it acts as a primary energy source for the cells. Carbohydrates are…

Q: Expline in detail, what is Mishandling cell storage case?

A: Cell storage is a significant methodology in biological science and treatments to save the elements…

Q: (a) The TCA cycle plays a central role in the aerobic catabolism of fuel molecules. Explain the…

A: TCA or tricarboxylic acid cycle occurs under aerobic conditions where pyruvate is oxidatively…

Q: The diagrams illustrate that the membrane selects according to the Initial Two hours later glucose…

A: All the cells prokaryotic as well as eukaryotic are enclosed by a cell membrane. Selectively…

Q: Which of the following is incorrect about signaling pathways? a. Ligand-receptor interaction…

A: - Any chemical or atom that forms an irreversible bond with a receiving protein molecule, also known…

Q: High excretion of sodium through the kidneys can cause? a. Low plasma osmolanity, low urine…

A: There is continuous monitoring of the blood sodium levels and blood volume. When either becomes…

Q: For which of the following vitamins is blood coagulation a primary biochemical function usually…

A: Vitamins are essential nutrients that help humans in protection from diseases. Each of the vitamin…

Q: At surgery a tumor was removed from the liver which contained fibrous tissue, hemorrhage,…

A: Enzymes are proteins that help speed up metabolism, or the chemical reactions in our bodies. They…

Q: The following carbohydrates are disaccharide, except:*   A. Maltose B. Galactose C. Lactose D.…

A: Carbohydrates are the primary building blocks of all living organisms. Carbohydrates are all made up…

Q: Which of the following is incorrect about an enzyme-catalyzed reaction? a. Its progress can be…

A: Enzymes are biocatalysts that catalyze biochemical reactions in the cell. There are various enzymes…

Q: What is the process that sustains the redox balance of glycolysis under aerobic conditions

A: A redox reaction is where oxidation and reduction occur simultaneously.  In glycolysis, there is a…

Q: Which of the following statements best describe testing of lactose sample?*       A. Lactose will…

A: Lactose is a reducing disaccharide . It is formed as β-D-galactose forms a 1,4 glycosidic bond with…

Q: A type of protein hydrolysis that is generally used only in the determination of tryptophan.*   A.…

A: Introduction: The process of protein hydrolysis involves the splitting of peptide bonds to form…

Q: Which of the following is incorrect? a. A heterodimer is composed by two identical polypeptide…

A: a) The heterodimer is composed of two different subunits, they are not made up of two identical…

Q: Which of the following is incorrect about the transition state analogs? O a. They are synthetic…

A: Transition state analogs or analogues, are chemical compounds with a structure resembling the…

Q: What would the order of elution be (first to last to come out of a size-exclusion chromatography…

A: Size exclusion chromatography is a technique for separating molecules based on their size and shape.…

Q: Are there any components found between the macromolecule test reagents (Benedict's, Iodine, Sudan…

A:

Q: Table 1, Effect of enzyme concentration Amount of lodine Test Results (color) Amylase Enzyme 0 drops…

A: There are various tests used to detect the presence of polysaccharides including disaccharides and…

Q: QUESTION 3 Strands of DNA join together with Hydrogen bonds. These bonds form between the…

A: In  double stranded DNA the two strands of DNA are twisted around one another in the form of a…

Q: Which of the following is incorrect about fatty acids? a. They contain an even number of carbons b.…

A: Fatty acids are carboxylic acids which plays an important role in the metabolism of our body

Q: 1/V, min/umol 5.50 5.00 4.50 4.00 3.50 answer. 3.00 2.50 2.00 0.00 y = 0.9474x + 2.6649 0.50 1.00…

A: Double reciprocal plot is also called as lb plot that is drawn by taking inverse of Substrate…

Q: Can Bioinformatics be used for sequence annotation to identifyprotein-coding and noncoding sequences…

A: The genome sequence of any organism is that organism's blueprint: the set of instructions dictating…

Q: After the removal of all sugar units from a ganglioside, what molecule remains? A. sphingosine B. a…

A: Lipids are one of the 4 major biomacromolecules, known for their easily distinguishable hydrophobic…

Q: Which of the following is the weakest acid? Select one: O a. pka=4.02 O b. pka=4.76 O c. pka=3.55 O…

A: The stronger the acid and the weaker the base will be, the bigger the value of Ka. The base will be…

Q: 2. What amino acids might be found in the binding pocket for this substrate? Please give an example…

A: Binding of a substrate to an enzyme catalytic site brings about conformational changes in the enzyme…

Q: Which of the following tests is used to distinguish glucose from fructose?*   A. Molisch test B.…

A: Carbohydrates are polyhydroxy aldehydes or polyhydroxy ketones, or compounds that can be hydrolyzed…

Q: Catalase, when in contact, only create bubble with hydrogen peroxide and not with water. This would…

A: The Electron Transport Chain (ETC) carries electrons to the final electron acceptor , O2. Generally…

Q: You run a Western blot to detect Ras in sampe A and sample B. You find that sample B gives a darker…

A: First of all, Western Blot is a technique which is used to detect the expression of protein from…

Q: Which of the following is an achiral amino acid? alanine arginine proline glycine Previous Page Next…

A: Q1 two categories represent a classification of all lipids based on their molecular structure is…

Q: A polypeptide with a net positive charge at at pH 6.3 most likely contains amino acids with R groups…

A: Polypeptide is a polymer of amino acids linked by peptide/amide bonds with release of water…

Q: Which of the following is incorrect about waxes?

A: The question is all about the wax that is used in our daily needs like in cosmetics, candles, car…

Q: Which of the following is incorrect about the Michaelis-Menten plot? a. The y-axis is velocity and…

A: Michaelis–Menten saturation curve for an enzyme reaction following the Michaelis-Menten kinetic…

Q: 2 ways that kinases can become resistant to kinase inhibitors? in trace of polyethylene melting it…

A: Kinases are enzymes that catalyze the transfer of gamma phosphate group from ATP to the serine,…

Q: The structure shown below is a * H₂C-O HC-0 H₂C-O Fatty acid O Fat O Cholesterol O Carbohydrates MA…

A: Biological lipids are a chemically diverse class of organic compounds that are either insoluble or…

Q: Check the box under each structure in the table that is an enantiomer of the molecule shown below.…

A: Enantiomers are mirror images which can not be superimposed, hence, they are non-superimposable…

Q: Describe Ninhydrin test for proteins with the reaction

A: Qualitative tests help to detect the presence of substances by giving visible reactions such as…

Q: Which of the following is incorrect? a. Protease inhibitors are small proteins that pose as protease…

A: Proteases are enzymes that can cause the hydrolysis of peptide bonds and can thus cleave the protein…

Q: Glycolysis has 3 metabolically irreversible steps that serve as regulatory points. They are ____:…

A: Glycolysis is a process of breakdown of glucose into pyruvate with net release of 2 ATP and 2 NADH.…

Q: 4. Lactose Intolerance (Enzymes) Carol was recovering from a terrible bout with the flu, having been…

A: Enzymes are a class of proteinaceous compounds that facilitate the successful completion of a…

Q: IFs, provide very little mechanical strength to cells. How can you rebut this and provide…

A: Introduction : Intermediate filaments constitute the cytoskeleton, which provides mechanical support…

Q: The image below shows the urea cycle. Based on the information in the image, which of the following…

A: Urea cycle is an important pathway to eliminate ammonia by converting it into urea which can easily…

Q: 13. If electrons are not flowing through the electron transport chain, how will the proton in the…

A: Cyanide acts like a road block on highway that inhibits complex IV of ETC.Cyanide permanently…

Q: Cholesterol-lipid microdomains are often referred to as membrane rafts.

A: True.