What are the products of the following transamination reaction? a-ketoglutarate + alanine O glutamate; pyruvate none of these aspartate; oxaloacetate aspartate; pyruvate O glutamate; oxaloacetate
Q: How many grams of dextrose are contained in a 250 ml intravenous infusion of a dextrose injection co...
A: Given : 60 g dextrose present in 100 ml IV infusion
Q: Draw the dinucleotide AT and label the following: 5’ and 3’ ends Phosphodiester bond N-glycos...
A: Adenine (A) and Thymine (T) both are Nucleotides bases. Adenine is a Purine base and Thymine is pyri...
Q: (In 10 sentences) Can disaccharide be completely assimilated and used by human cells as a direct sou...
A: All disaccharides are dimeric product of monosaccharide linked together with glycosidic bond. Sucros...
Q: The following is the PCR reaction that is programmed in the thermocycler to amplify the cheek cell D...
A: Polymerase chain reaction (PCR) is a method that is used to amplify a selected region of DNA and pro...
Q: Hello, please directly answer the questions 1, 2, 3 and 4 1. Biological relationship between hydroge...
A: Enzymes are biological catalysts that are proteins. Chemical reactions are sped up with catalysts. S...
Q: Iodine values change during oil hydrogenation. Why these values change during hydrogenation and why...
A: Lipids are molecules that build up various structures in your body. They're necessary for bodily fun...
Q: 1. Calculate Vmax and Km???
A: Enzymes are usually a protein molecules that catalyzes the biochemical reactions without being consu...
Q: What is the general name for a monosaccharides which has 6 carbons 5 carbons • 3 carbons
A: Carbohydrates are classified into three types on the basis of number of sugar units they contain whi...
Q: 1. Biotin is an essential cofactor for carboxylases that transfer carbon dioxide. Choose one of the ...
A: A cofactor is a non-protein compound or metal ion that is necessary for an enzyme for performing the...
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: The mechanism by which trypsin, chymotrypsin, and elastase catalyzes proteolysis is: O Acid-base cat...
A: Trypsin, chymotrypsin, and elastase are examples of serine poteases. Proteases specifically break th...
Q: The following compound is: O a. A classical synthetic cannabinoid. O b. A non-classical synthetic ca...
A: Cannabinoids are naturally occurring compounds found in the Cannabis sativa plant whereas aminoalkyl...
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 ion which it is appli...
Q: What is the definition of hydrolosis reaction?
A: In human body, digestion and glucose metabolism are examples of hydrolysis reaction. Solubilization...
Q: A polysaccharide conposed of entirely fructose units is inulin. Which carbohydrates test should be u...
A: Inulin is a homopolysaccharide, which is composed of fructose units. Qualitative tests for carbohydr...
Q: Why is the position of Cys 58 important in 3GRS(GLUTATHIONE REDUCTASE)? When Cys 58 is mutated to ...
A: Dear Students, I have downloaded the PDB ID 3GRS structure from https://www.rcsb.org/ This is the st...
Q: Amino Acid 2 = V + Y = 11 Name of amino acid 2: Lysine Draw L-amino acid 2 at pH = X = 2 Calculate t...
A: Answer 2: The 11 amino acid is called nonsense amino acid. So, the answer is Lysine. The structure o...
Q: (i) a) Construct an empty table with the following column headings: Substrate concentration [S] and ...
A: Enzymes are usually protein molecules and catalyzes biochemical reactions without being consumed in ...
Q: Suppose the biochemical pathway represented in Equation 5-10a is coupled at its first step to the hy...
A: Biochemical pathways are series of biochemical reactions occurring in our body which is catalyzed by...
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: Draw the following amino acids interactions: 1. H-bond - between -0H of Serine amino acid and C=0 b...
A: A hydrogen bond is formed between a hydrogen atom which is covalently bound to a more electronegativ...
Q: 1. What is the major role of magnesium in the body? 2. Give the different method of magnesium deter...
A: Magnesium is the fourth most abundant cation in the body. A balance of magnesium is maintained by re...
Q: True or False: Protein structure complexity depends on the number chains it is composed of and the...
A: Proteins have four levels of the structural organization including Primary, secondary, t...
Q: 2. Indicate whether each of the following statements describes a reversible competitive inhibito rev...
A: Enzymes are usually protein molecules which catalyzes the biochemical reaction by decreasing its act...
Q: 3. What is the name of the molecule in the circled region labelled M (be specific)? How do you know?...
A: The backbone of a nucleic acid is made up of a sugar-phosphate chain linked by phosphodiester linka...
Q: Which of the following will increase the rate of transcription? a. Activation of a transcriptional r...
A: Introduction - Transcription is defined as the synthesis of RNA molecules using DNA as a template th...
Q: 1. What specific CK isoenzyme in ion acid following the attack of myocardial infarction? 2. What ar...
A: Isoenzymes are enzymes that differ in amino acid sequence but catalyze the same chemical reaction. T...
Q: Q) Madeupose-5 Phosphate (a 5 carbon aldose) is fed into glycolysis after a carboxylation reaction t...
A: Depending on the organ or tissue where glycolysis is taking place, ketoses enter into the glycolytic...
Q: Is this the correct answer of finding what the charge is?
A: Amino acids are the smallest units that make up the peptides or proteins inside the cell. Twenty sta...
Q: Which of the following statements are FALSE? Multiple answers: Multiple answers are accepted for thi...
A: Answer of above questions is: a) False b) True c) False d) False e) False f) False g) False h) False
Q: 1. Explain the circadian rhythm and diurnal variation in the levels of serum phosphate. 2. What rel...
A: Circadian rhythm in simplest terms is the body clock that we follow. It is a result of complex time ...
Q: Use the Stokes-Einstein equation to estimate the diffusion coefficient in m2/s and in um?/s for the ...
A: The Stoke-Einstein equation is used for calculating the diffusion coefficient of the spherical molec...
Q: Draw the following compound. (please provide a clear picture) Gentobiose: 2 Glucose, β-(1,6)
A: Carbohydrates are divided into 3 classes monosaccharide, disaccharide, and polysaccharide....
Q: . Potassium: Insulin Overdose, Magnesium: Antacids a. both decreased b. both increased c. firs...
A: “Since you have asked multiple question, we will solve the first question for you. If youwant any sp...
Q: In a table, differentiate the three blood cells. Take note of their properties and functions, as wel...
A: Blood is the most important tissue of the body. Blood performs variety of different functions among ...
Q: Differentiate thymolphthalein monophosphate method from alpha naphthyl phosphate method of prostatic...
A: Prostatic acid phosphatase: It is a glycoprotein synthesized by the prostate gland that is capable ...
Q: Explain how temperature and pH affect enzyme activity from a biochemical standpoint. What are the ch...
A: Enzymes are the biochemical catalysts that fasten the rate of the reaction in our body. In the absen...
Q: 1. How is the cell membrane similar to a plastic bag with tiny holes? 2. What two components make up...
A: Since there are multiple questions asked, we will solve only the first three questions. If you need ...
Q: DNS could stop enzymatic
A: DNS or dinitro salicylate is an arometic compound that reacts typically with reducing sugar and redu...
Q: Below is the set of kinetics data of a velocity of an enzymatic reaction without inhibitor (Vo) and ...
A: Multiple questions asked. I will answer only first question, as allowrd by guidelines. Kindly repo...
Q: In dialysis, large molecules are allowed to diffuse through a semi-permeable membrane. True Fals...
A: Dialysis : Separates molecules in solution via the difference in the diffusion rates through the sem...
Q: 10. What is the energy yield in ATP molecules associated with cach of the following: a. Glucose > 2 ...
A: Hi! Thank you for the question, as per the honor code, we are allowed to answer the first q...
Q: A protein that is normally found in an aqueous solution has these amino acids in its primary structu...
A: Proteins are composed of the linear chain of amino acid sequences attached via peptide bonds. Protei...
Q: 18. Which one of the following factors should be on the x-axis of the graph to accurately describe e...
A: Enzymes are the biological catalysts that fasten the rate of chemical reactions. They are neither ut...
Q: If a given double stranded DNA undergoes enzymatic hydrolysis targeting only the "a" side in the pho...
A: The hydrolysis targets the 3' Carbon of the sugar in the phosphodiester bond. 1st strand sequence: 5...
Q: Which of the following use hydrogen bonds in the body: 1. Water (high specific heat, resist changes ...
A: The chemical link in which a hydrogen atom is attracted to an electro-magnetic atom is known as a hy...
Q: 9. As increased intracellular calcium is detrimen- tal to the cell, calcium homeostasis is tightly r...
A: Apoptosis is programmed cell death. Whenever a cell fails to carry out its normal functioning, it is...
Q: Choose one example of a carbohydrates with a chiral carbon and draw its Fisher's and Haworth's struc...
A: The Fischer projections and Haworth projections are structural representation of sugar molecules. Th...
Q: Question 5 Match the given choices below with the correct question/ description. ...
A: Fischer and Haworth projection are two ways for the structural representation of carbohydrates. In t...
Q: What are the general name for the monomers, dimers and polymers of carbohydrates?
A: Carbohydrate: Carbohydrates are biomolecule made from Carbon, Oxygen and Hydrogen atom and have chem...
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 1 images
- Figure 27.3 illustrates the response of R (ATP-regenerating) and U (ATP-utilizing) enzymes to energy charge. a. Would hexokinase be an R enzyme or a U enzyme? Would glutamine: PRPP amidotransferase, the second enzyme in purine biosynthesis, be an R enzyme or a U enzyme? b. If energy charge = 0.5: Is the activity of hexokinase high or low? Is ribose-5-P pyrophosphokinase activity high or low? c. If energy charge = 0.95: Is the activity of hexokinase high or low? Is ribose-5-P pyrophosphokinase activity high or low?The inilial reactions in the biosynthesis of the amino acid aspartate at 298 K are: Carbamoyphoephate Cartamoyi + phosphate ADP + phoaphate - ATP AO=-12,300 calmol AG-T800 calimol Which of the following statements is gorrect? A) The energy which is released fron the conversion of 1 mole of carbamoyphosphate to carbamoyl+ phosphate (P) in reaction I is sufficient to drive the synthesis of 1 mole of ATP in reaction II. B) AG for the reaction Carbamoyphosphate + Carbamoyl + phosphate is +123 kcalimol. c) AHP for reaction I cannot be detemined trom the information given. D) Al of the above. E) None of the above.Draw the products of the reaction of xylulose-5-phosphate and erythrose-4-phosphate catalyzed by transketolase in the pentose phosphate pathway. Provide the structure in the protonation state found in physiological conditions. H H H OH FO HO-H H-OH H OPO3²- Q transketolase Draw glyceraldehyde-3- phosphate H H- H H H O OH OH OPO3²- Draw fructose-6- phosphate Q I I
- a-Keto acids other than a-ketoglutarate can accept the amino group from pyridoxamine in enzyme-catalyzed transamination reactions. What amino acids are formed when the following a-keto acids accept the amino group?O OO O Opyruvate oxaloacetateWhich one of the following regarding the chemistry of glycolysis & gluconeogenesis is FALSE? Reaction 6 of glycolysis catalyzed by glyceraldehyde-3-phosphate dehydrogenase involves oxidation & addition of a P; group. Reaction 3 of gluconeogenesis catalyzed by enolase involves hydration, the addition of water to a carbon-carbon double bond (C=C) to form an alcohol. Reaction 1 of gluconeogenesis catalyzed by pyruvate carboxylase involves decarboxylation. Reaction 9 of gluconeogenesis catalyzed by fructose-1,6-bisphosphatase involves dephosphorylation (phosphoester hydrolysis). Reaction 1 of glycolysis catalyzed by hexokinase involves phosphorylation (using ATP). O 0000(b) ☐ The exergonic reactions catalyzed by isocitrate dehydrogenase (ICDH) and α- ketoglutarate dehydroge-nase (aKGDH) are regu- lated by metabolites, in addition to the reaction catalyzed by citrate synthase. The diagram to the right illustrates the activity of ICDH (A,▲) and aKGDH (O,●) in the presence of 1.5 mM ADP (O,A) or 1.5 mM ATP (●,▲). In muscle tissue contraction of sarcomeres initiated by a nerve im- pulse results first in the release of Ca 2+ from the sarcoplasmic reticulum. As indicated by the chang- es in velocity of the two enzymes, what are the flux changes of the TCA cycle in muscle tissue upon release of Ca2+ under the influence of ADP viz. ATP and under the influence of NAD+ viz. NADH on cit- rate synthase? 100 75 Stimulation of activity (% of maximum) ŏ 25 1. -8 -7 -6 log {[Ca2+] (M)}
- If a liver extract capable of carrying out normal metabolic reactions (including gluconeogenesis) is incubated with labeled pyruvate labeled with carbon-13 at the carbonyl carbon atom (shown in red below), where would the label be found in glucose? Explain, including schemes of the reactions to support your answer. 13 H3C coo®Which class of enzymes catalyzes the following reactions? CH2- CH2- CH2 H2- C- CH2 AST CH2-C CH2 CH-NH + C=O + C=0 + CH-NH ČO0 Čo0 ČO0 ČO0" Aspartate Oxoglutarate Oxaloacetate Glutamate Select one: a. Oxidoreductase O b. Isomerase O c. Ligase d. Transferaseasap
- Which one of the following statements about coenzyme A is correct? The biosynthesis of coenzyme A requires vitamin B12 O The thioester of acetyl-coenzyme A raises the pka value of the alpha-proton O Hydrolysis of acetyl-coenzyme A is thermodynamically favourable O Acetyl-coenzyme A is involved in the biosynthesis of S-adenosylmethoinineWhy does it make good metabolic sense for phosphoenolpyruvate carboxykinase, rather than pyruvate carboxylase, to be the primary target for regulating gluconeogenesis at the level of control of enzyme synthesis?Fatty acids are converted to their coenzyme A esters in a reversible reaction catalyzed by acyl-CoA synthetase: R-COO +ATP +COA R-C-COA +AMP + PPi a) The reaction involves two steps the first of which forms an enzyme-bound intermediate identified as the mixed anhydride of the fatty acid and AMP: R-C-O-P-O-nibose-adenine Write two chemical equations coresponding to the two steps of the reaction catalyzed by the synthetase. b) The acyl-CoA synthetase reaction as written above is readily reversible. How might the reaction be made to favor formation of fatty acyl-CoA? Write within the box. Anything outside the box will not be graded. From the