A major challenge to cells that are metabolizing amino acids is: A) changes in pH due to acidic and basic side chains. OB) disposal of the nitrogen component in amino acids. C) disulfide bonds. OD) hydrophobic side chains are insoluble in water.
Q: Which enzyme regulates the rate at which acetyl-CoA enters the citrate cycle? isocitrate…
A: INTRODUCTION:The primary function of the citrate cycle is to. convert energy available from the…
Q: Choose an answer in the bracket Why does the yield decrease when the concentration of Fe3+Fe3+ is…
A: Metabolism is set of reaction occurs in living organism to sustain the life. it is consist of…
Q: Given the following coding strand sequence of DNA, what is the template strand sequence?…
A: Nucleic acids are biomolecules that are essential for all life forms. They are polymers of…
Q: Describe the mechanism for moving acetyl-CoA produced in the mitochondrial matrix into the cytosol…
A: An enzyme called acetyl CoA carboxylase in the cytoplasm catalyzes the carboxylation of Acetyl CoA…
Q: In animal tissues, the ratio of active, unphosphorylated to inactive, phosphorylated pyruvate…
A: Cellular respiration is a collection of three metabolic pathways that generate ATP the energy…
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A: G-protein is a GTP binding protein that is found closely associated with the receptor called…
Q: Does the complete oxidation of tridecanoic acid (C13:0) make more ATP than the complete oxidation of…
A: Triacylglycerols are stored form of lipids in the body. When there is a lack of energy and…
Q: 6. Draw the cyclic structure of sucrose; encircle the acetal link; and explain why it is non-…
A: “Since you have asked multiple questions, we will solve the first question for you. If youwant any…
Q: The inhibition of PFK-1 by ATP diminishes when the ADP concentration is high, as shown in the graph…
A: PFk-1 is an enzyme involved in glycolysis. It catalyzes the conversion of fructise-6-phoaphate to…
Q: true or false: The conversion of orotidine 5’-monophosphate (OMP) to uridine monophosphate (UMP)…
A: Orotidine 5'-monophosphate (OMP), also known as orotidylic acid, is a pyrimidine nucleotide .
Q: What is the name of this cofactor related to niacin? 0
A: Enzymes are proteins that catalyse biochemical reaction. Sometimes enzymes require a non protein…
Q: The following compound is best identified as (blank). O *NH3-CH-C-NH-CH-COO- Ť" CH3 CH₂ OH O a…
A: Any living cell is made up of biomolecules. These biomolecules can be classified into the following…
Q: The phrases or terms describe different fundamental processes of nucleic acids. Classify each phrase…
A: Replication, transcription, translation are the three processes of central dogma of life.…
Q: 3.(12pts) What is the ratio of NH4+/NH3 for a 0.5M solution of NH4Cl at pH 9? (The pKa of NH4+ is…
A: Dissociation of a weak acid is mathematically described by the Henderson-Hasselbalch equation: pH =…
Q: Which of the following is TRUE? Both AMP and ADP are negative regulators of glycogenolysis. O ATP…
A: Glycolysis is the catabolic pathway in which glucose is broken down into pyruvate that enters TCA…
Q: Meselson-Stahl Experiment showed that DNA replication is semi-conservative. In the experiment, DNA…
A: During DNA replication, each polynucleotide strand serves as a template for the production of a…
Q: Enzymes increase the rate of a reaction by which contributing factor? - Increasing Keq -Formation…
A: Enzymes as biocatalysts catalyse the biochemical reactions by decreasing the activation energy so…
Q: C) using Fischer Projection, draw each for the payoff phase of glycoly in 6.) G13 P 1, 3-bPG 3) 3PG…
A: Glycolysis is the collection of 10 enzymatically catalysed reactions that sequentially oxidises a 1…
Q: Tell how many ATPs result from from oxidative phosphorylation of one NADH; tell how many ATPs result…
A: Oxidative phosphorylation is oxygen dependent cellular process to generate energy in terms of ATPs…
Q: What is the biochemical mechanism by which ingesting 2,4-dinitrophenol (DNP) results in rapid weight…
A: 2,4 DNP is an uncoupler of electron transport chain that is used primarily for weight loss. 2,4 DNP…
Q: true or false: The nitrogen atoms in purine rings come from glutamine.
A: Purine and pyrimidine are the two bases involved in formation of nucleotides.
Q: Which is true about signaling receptors? They are transmembrane proteins that have binding…
A: Signalling receptors are the transmembrane proteins that span the plasma membrane of the cell. they…
Q: Please calculate the number of ATP that can be generated from one molecule of the fatty acid shown…
A: Most of the body's fatty acids are oxidized by beta-oxidation. The oxidation of fatty acids on the…
Q: Beer’s Law: In serum cholesterol analysis, if the grad. cylinder that measured the acetic acid…
A: A spectrophotometer can measure the amount of light absorbed by a biomolecule and we can use that…
Q: Describe method by which uncoupling agents (like 2,4-dinitrophenol) inhibit oxidative…
A: The oxidation of carbohydrates such as glucose generates electrons that are carried to the electron…
Q: Draw the complete electron pushing mechanism for the reaction.
A: Oxidation of glucose into pyruvate followed by oxidation of pyruvate into acetyl CoA and then…
Q: true or false: The final product(s) of purine catabolism are excreted as urea
A: Purine catabolism is the metabolic pathway in which purines are broken down into simple products .…
Q: The class of enzymes that cleaves most aromatic rings in biological systems is _____________.…
A: Enzymes are proteins that interact with substrate molecules to stabilise the transition state and…
Q: Complex 2 oxidizes ___ and reduces __ a. FAD, COQ b. COQ , Cytochrome C C NADH, COQ d.…
A: Aerobic metabolism of 1 molecule of glucose can produce 10 NADH (6 from acetyl CoA in TCA cycle + 2…
Q: In a alkaline phosphatase kinetics experiments a studnet first made a standard curve with different…
A: Alkaline phosphatase enzyme catalyzes PNPP (substrate) into PNP (product). Enzyme kinetics is the…
Q: 9. In pre-historic earth, where there exist no protein enzyme, ribozymes (ribose enzymes) seems to…
A: The most significant molecules in cell biology are deoxyribonucleic acid (DNA) and ribonucleic acid…
Q: Choose the best answer for each blank. The pyruvate dehydrogenase (PDH) complex is regulated by the…
A: Glucose is oxidized during glycolysis and the end product (pyruvate) is converted to Acetyl CoA via…
Q: The enzyme that decarboxylates pyruvate before it gets converted to Acetyl CoA is a. Pyruvate…
A: Citric acid cycle is a metabolic pathway that converts carbon atoms to CO2 and, in doing so,…
Q: Positive and negative controls must be included in any immunoassay. Controls are always run before…
A: A variable is any quantity we can measure. In any experiment there are three variables:…
Q: A patient exhibiting all of the symptoms of beriberi is placed on a thiamine- rich diet, but it does…
A: Carbohydrates consumed in diet enter the glycolytic pathway as glucose. Pyruvate is the end product…
Q: When the citrate cycle is inhibited, which two metabolites are exported to the cytosol for fatty…
A: Citric acid cycle - it is also called as Krebs cycle or the TCA cycle (tricarboxylic acid cycle)…
Q: An enzyme “happyase” catalyzes the reaction: sad to happy. For total enzyme concentration of 4 nM,…
A: Enzymes are highly specialized proteins that have extraordinary catalytic power, greater than that…
Q: The presence of insulin causes the activation of phosphoprotein phosphatase. This leads to the and…
A: PFK-2 indirectly regulates the rates of glycolysis and gluconeogenesis. PFK-2 catalyzes the…
Q: draw an amino acid. Use R for the side chains 2 draw a nucleotide triphosphate with an expanded…
A: The proteins are a major class of biological macromolecule that is constitute of twenty naturally…
Q: Discuss regulation of glycolysis and the citric acid cycle, including likely activators and…
A: Glycolysis and TCA cycle are the stages of aerobic cellular respiration. Glycolysis is the process…
Q: Choose the correct path taken by a pair of electrons as they travel down the electron-transport…
A: Electron transport chain consists of a group of protein complexes in the mitochondrial membrane…
Q: what is the net reaction of the citric acid cycle for a single acetyl coenzyme A molecule? what are…
A: TCA cycle is also called as Krebs cycle a cyclic process that converts Pyruvate to CO2. It is a…
Q: Examples of second messengers Steroid hormones Prostaglandins and leukotrienes NO and CO…
A:
Q: Is FRAP useful for studying the movement of peripheral membrane proteins on the membrane? Justify…
A: Introduction Plasma membrane is the outermost covering of the animal cell. The Plasma membrane is…
Q: What are the components of cephalins? Glycerol Two fatty acids Phosphoric acid Serine All of the…
A: Lipids are a very important class of biological molecule. Lipids can be classified into 2…
Q: 1 what is the net reaction of the citric acid cycle? what happens to each product? 2 Starting with…
A: Citric acid cycle (or TCA cycle or tricarboxylic acid cycle) is the final common oxidative pathway…
Q: *Determine the ATP yield from the metabolism of one molecule of glucose under the following…
A: Cellular respiration is a collection of three metabolic pathways that generate ATP by the oxidation…
Q: true or false: Nucleotides and the three other kinds of biomolecules we studied this semester…
A: Biomolecules are the building blocks of our body and are required for the proper functioning of our…
Q: In extracellular proteins the amino acid Cys can interact with another Cys to form a bond sometimes…
A: Proteins are composed of amino acids, which are bound together by peptide linkage. Amino acids…
Q: Brown fat is a specialized form of fat that has high levels of mitocho contain uncoupling proteins.…
A: Brown adipose tissue is specialized in burning fat and is responsible for adaptive, non-shivering…
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- What are the advantages of using microorganisms in producing Single Cell Protein?Which two classes of macromolecules contain most of a cell’snitrogen?Order the following bioproducts based on relative size from smallest to largest: ribosome, disaccharide (like sucrose), mammalian cell, yeast cell, protein, peptide, cellulose (polysaccharide), and coli cell (bacteria).
- Which of the following amino acids have a side chain that is capable of acting as a nucleophile? A. Cysteine B. methionine C. alanine D. prolineDefine the following terms: a. ammonotelic organism b. uricotelic organism c. protein turnover d. ubiquitin e. ubiquitin proteasomal systemClassify each of the following chemical processes as anabolic or catabolic. Synthesis of a protein from amino acids Formation of a triacylglycerol from glycerol and fatty acids Hydrolysis of a polysaccharide to monosaccharides Formation of a nucleic acid from nucleotides