hornhate Jusing phe pho
Q: Describe the location and the mechanisms that mediate the intestinal trans-epithelial movement of wa...
A:
Q: Is the Salkowski test a specific test for cholesterol? Justify your answer.
A: Cholesterol is a type of steroid found in animals. It is the major component of the cell membrane. ...
Q: Explain the mechanism by which statins lower “bad” cholesterol.
A: Lipoprotein can be defined as a biomolecule that is made up of fat droplets encircled by a phospholi...
Q: Why is gluconeogenesis important in the Cori cycle?
A: The metabolic mechanism gluconeogenesis produces glucose from non-carbohydrate carbon sources. Plant...
Q: Examine the diagram to the right to complete the following questions. 9. Which letter (a, b, s or d)...
A: Ionic bond-It is the bond form by the transfer of electron from one atom termed as donor to a accept...
Q: Who is the father of biochemistry?
A: Biochemistry means the study of biomolecules presents inside biological organisms. It can also be de...
Q: Hello good day, I am having a problem answering this question and I need your help on this. Hoping f...
A: The G6PD gene codes for glucose-6-phosphate dehydrogenase, which is a type of enzyme. The correct me...
Q: 1. The compound is an ethonalamineplasmalogen. The following tests were done. What are the results t...
A: Ethonalamine plasmalogen are mainly phospholoipids and frequently occur in kidney, lungs, brain and...
Q: Can disaccharide be completely assimilated and used by human cells as a direct source of energy? Why...
A: Disaccharides are one of the important components of our body. It is made up of two monosaccharide u...
Q: how does the molecular basis of antigenic variation used by the trypanosome parasite makes the produ...
A: Antigenic variation is a powerful survival strategy adapted by certain species of parasitic protozoa...
Q: Describe the way a polypeptide is synthesized during translation.
A: Polypeptide refers to sequence of amino acids bonded to each other via peptide bonds. The synthesis ...
Q: A technician investigated the effect of temperature on the rate of an enzyme- controlled reaction. A...
A: The substrate molecules and catalysts undergo distinct changes in the reaction when the enzyme funct...
Q: Respiratory paralysis. Tabun and sarin have been used as chemical-warfare agents, and parathion has ...
A: Biological warfare, often known as germ warfare, is the intentional deployment of biological toxins ...
Q: . The optimal conditions for salivary lysozyme (hydrolyzing glycoproteins of bacterial wall) are 37 ...
A: Lysozyme is a naturally occuring enzyme found in bodily secretion such as- tears,saliva and milk. L...
Q: 5. Which of the following names best describes the molecule? CH2OH C=0 но- -H H- H- -OH ČH2OH A. Pen...
A: Since you have asked a question with multiple subparts, we will answer only first three subparts for...
Q: IV. Write on the first column the monosaccharide unit(s) that is present in the given disaccharide. ...
A: Carbohydrates, abbreviated as carbohydrates, are sugar molecules. Saccharides are another name for s...
Q: In lab two different mobile phase compositions (acetone and hexanes) were used for column chromatogr...
A: Thin layer chromatography (TLC) is a form of adsorption chromatography in which the separation of t...
Q: Which of these are soluble in water, vitamin C or vitamin K? Explain your answer.
A: Carbohydrates, lipids, and proteins are macronutrients that the body requires in greater quantities ...
Q: What would happen if a protein with 3 subunits (molecular weights of the three subunits are 20 kDa, ...
A: SDS-PAGE ( sodium dodecyl sulfate-polyacrylamide gel electrophoresis) is used to separate the protei...
Q: The Michaelis‑Menten equation models the hyperbolic relationship between [S] and the initial reactio...
A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation energy...
Q: . Draw the structure of the omega-6 fatty acid 16:1. Give the (simplified) systematic name of the fa...
A: Omega-6 fatty acids are a family of polyunsaturated fatty acids that all have a final carbon-carbon ...
Q: 1. The vitreous humor of eye is composed of? In 2-3 sentences, explain why this is your answer. a. h...
A: Vitreous humor of the eye is a colorless, transparent fluid that that fills the space between the le...
Q: Pyruvate dehydrogenase catalyzes the conversion of pyruvate to acetyl CoA. In this reaction, one mol...
A: Pyruvate dehydrogenase Enzyme is a complex of three enzymes that are important for decarboxylation r...
Q: Name the three groups into which membrane-associated proteins may be classified. Explain the mechani...
A: Membrane associated proteins get classified on the basis of the interactions the proteins form with ...
Q: 1. What are the main biological functions of polysaccharides?
A: A carbohydrate is a polysaccharide. It's a polymer made up of monosaccharide chains linked together ...
Q: 8. In a separate enzyme happyase experiment using [Et] = 10 nM, the reaction velocity is measured at...
A: The [s] in the experiment is as follows:
Q: 25. Given the following mRNA codons and amino acids, construct a polypeptide from this DNA strand. D...
A: A codon is a trinucleotide sequence of nucleic acid that corresponds to a specific amino acid. The g...
Q: Choose any/all that apply to the proton-motive force and ATP synthesis. The active pumping of proto...
A: Metabolism includes biosynthesis/ reduction (an anabolic process) and oxidation (catabo...
Q: Balance the chemical equation for the oxidation of arachidonic acid to ATP, CO2, and water. (Use the...
A: In the question given, Arachidonic acid is oxidized to ATP CO2 and water. Fatty acid oxidation proce...
Q: Which of the following is not true regarding bimolecular reactions? O Kassoc is the inverse of Kdiss...
A: “Question 8 has been answered as requested.” A collision between two reactants initiates the bimolec...
Q: 3.) Islandicin is a simple anthraquinone molecule. Propose a biosynthetic pathway of the compound. о...
A: Islandicin is an anthraquinone derivative molecule found in lichens and fungus like Penicillium. Thi...
Q: 2. Two classes of organic compounds typically provide energy for organisms. Representatives of these...
A: Biomolecules refer to carbon- based organic compound that are produced by a living organism. These c...
Q: What are reducing sugars? Why is sucrose non-reducing while lactose also a dissacharide, is reducing...
A: Carbohydrates are biomolecules containing carbon, hydrogen, and oxygen. Carbohydrates are classified...
Q: describe how lysozyme may or may not be separated by thin-layer chromatography
A: Thin Layer Chromatography is a qualitative technique used to isolate non-volatile mixtures. As name ...
Q: 1. What are the main biological functions of polysaccharides?
A: Polysaccharides are known to be one of the most abundant carbohydrates. They are essentially long-ch...
Q: 6. An enzyme catalyzed reaction has a KM of 1 mM and a Vmax of 5 nM/s. What is the reaction velocity...
A: The rate of a chemical reaction depends on the substrate concentration. Km is the Michaelis-Menten c...
Q: State the purpose of DNA replication and describe the process
A: DNA (deoxyribonucleic acid) is the genetic material which plays an important role in the transfer of...
Q: 25) Although the UV280 extinction coefficient of BSA is well known, why was the BCA assay employed t...
A: Protein assays normally used to standards to quantify quality of other protein, by comparing unknown...
Q: What is the definition of genetics, enzymology, enzymes, and what are the 6 types of enzymes?
A: Biology deals with the study of all living organisms. Biology is a very vast study consisting of lar...
Q: What is the definition of metabolism and what are the differences of catabolism from anabolism?
A: Glucose is the main substrate for carrying out cellular metabolism in the body, which is derived f...
Q: Tricarboxylic acid cycle (a.k.a.krebs cycle)?
A: Krebs cycle is one of the important cycles and also called the citric acid cycle. It is the second s...
Q: My question is Explain why you feel numbness when using a topically applied pain cream that cont...
A: Lidocaine is an an anesthetic and it leads to numbness of that particular area in which it is applie...
Q: Vitamin C is found naturally in a number of fruits, particularly citrus fruits. It is also an organi...
A: The other name for Vitamin C is ascorbic acid or ascorbate. In humans, Vitamin C cannot be synthesiz...
Q: Vasopressin or antidiuretic hormone (ADH) is a peptide hormone synthesize nypothalamus. This hormone...
A: Cyclic AMP is a cyclic nucleotide that is chemically known as 3'5'adenosine phosphate. It is synthes...
Q: h.edu/courses/1118169/quizzes/3741087/take Question 6 Match the phrase with the correct pathway of c...
A: Anaerobic glycolysis can occur and lead to the transformation of glucose to lactate. Oxygen is the t...
Q: Question:- diagram, use D with arrows to show how disaccharides like lactose and sucrose get from f...
A: The following diagram depicts the digestion of disaccharides from food in the small intestine:
Q: Bacterial cell walls are made of peptidoglycan to form a rigid structure, the polysaccharide chains ...
A: Peptidoglycan : A polysaccharide consists of 2 glucose derivatives - N-acetylglucosamine(NAG), and N...
Q: determine which of the standard amino acids have a side chain with the following characteristics. C...
A: Amino acids are the building block of the proteins which contains a carboxylic acid group and an ami...
Q: What is the definition of hydrolosis reaction?
A: In human body, digestion and glucose metabolism are examples of hydrolysis reaction. Solubilization...
Q: What type of lipid I shown in the picture believe?
A: Lipids are non-polar biomolecules. Lipids are classified as simple lipids, compound lipids, and deri...
Given the following enzymes, reactants, and prodcuts, explain what each step is accomplishing
Step by step
Solved in 4 steps
- What enzyme will not be used if the oxidative portion of the pentose phosphate pathway is operating to produce ribose 5-phosphate? Ribulose 5-phosphate isomerase 6-phosphoglucono-lactonase 6-phosphogluconate dehydrogenase TransaldolaseHow many ATP may be produced from 1 mole of the following compounds on complete oxidation using the glycerol-3-phosphate shuttle? COMPOUNDSa.) Mannoseb.) Dihydroxyacetone phosphatec.) Citrated.) Malatee.) SuccinateWhich reaction is irreversible? oxidized glutathione + NADPH + H+ → reduced glutathione + NADP+ ribulose 5-phosphate → ribose 5-phosphate glucose 6-phosphate + NADP+ → 6-phosphoglucono-δ-lactone + NADPH + H+ sedoheptulose 7-phosphate + glyceraldehyde 6-phosphate → fructose 6-phosphate + erythrose 4-phosphate ribulose 5-phosphate → xylulose 5-phosphate
- Which of the following glycosidic linkages is hydrolyzed by the α-amylase? α(1,6) α(1,4) β(1,4) α(1,2)If the brain needs glucose, then gluconeogenesis stops after reaction (9, 8, 10, 2) because (phosphoenolpyruvate, glucose, glucose-6-phosphaet, fructose-6-phosphate) can be exported from the hepatocyte using a transporter.For the pyruvate dehydrogenase complex, please identify the oxidation states of every atom and prove whether the reaction is oxidized or not Pyruvate --> Hydroxyethyl TPP B. Hydroexythl TPP --> Acetyl Lipoylysine C. Acetyl Lipoylysine --> Acetyl-CoA
- Which of the following is NOT involved in the activation of glucose for glycogen synthesis? A. Phosphorylation of glucose by hexokinase to glucose-6-phosphate. B. Isomerization of glucose-6-phosphate to fructose-6-phosphate by phosphohexose isomerase. C. Two-step phosphoryl group transfer by phosphoglucomutase. D. Attachment of glucose-1-phosphate to UDP.If the w-carbon atom of a fatty acyl CoA molecule with a C18 chain is labeled with C14, how many rounds of β-oxidation are required to produce a radioactively labeled acetyl CoA? a. four b. five c. six d. seven e. eight f. nineHow many molecules of ATP are produced from the complete metabolism of 2.12g of triacylglycerol containing two stearic acid chains and one palmitic acid chain? Assume that all electrons of cytosolic NADH are transferred through the dihydroxyacetone phosphate/glycerol 3-phosphate shuttle
- Starting with acetyl-S-enzyme-1 and malonyl-CoA, how many molecules of acetyl- CoA are needed to synthesize an 18-carbon fatty acid (C18:0)? How many molecules of CO2 are released in this process?If 14CO2 (radioactive carbon) were incorporated into the TCA cycle via the Pyruvate Carboxylase reaction which of the following molecules would contain radioactive carbon? a. Oxaloacetate b. Citric Acid c. Isocitrate d. Alpha-ketoglutarate e. Succinyl-CoA f .Succinate g. Fumarate h. MalateFor each of the following descriptions, match the corresponding enzyme: Utilizes a ATP for formation of carboxy biotin Utilizes a Schiff's base for the stabilization of a carbanion Utilizes TPP for the stabilization of a carbanion Facilitates a hydration reaction Enzymes: Enalose phosphoglucoisomerase phosphoenolpyruvate carboxykinase pyruvate carboxylase transketolase transaldoase