Question 4. If you were to synthesize a tetrapeptide consisting of all alanine residues, you would have how many bonds between carbon and nitrogen?
Q: Given the active site below, which best describes the mechanism(s) of catalysis?
A: Active site of the enzyme is the region present on the enzyme where enzymatic catalysis occurs and…
Q: Authophagy refers to naturally regulated mechanisms of degradation and removal of dysfunctional…
A: Denaturation is the phenomenon through which proteins or nucleic acids loses their native…
Q: Given the curves below, what are the dissociation constants for proteins A and B? 100 80- 60 40 20 0…
A: Kd is dissociation constant which is equal to ligand concentration at half maximum saturation of…
Q: One DNA chain of a DNA double helix contains 18% A, 35% T, 28% C and 21% G. What is the composition…
A: DNA is a genetic material present in most of living organism and it is composed of nucleotides.…
Q: How does the structure of a protein determine its function? Discuss in detail
A: Proteins are composed of amino acids that are linked together through peptide bonds. Primary,…
Q: Ketohexose sugars can form 8 different stereoisomers. How many of those isomers can be distinguished…
A: Carbohydrates are organic molecules arranged in form of aldehyde or ketones with multiple…
Q: 1 mL of supernatant is required for a procedure. The final colored solution proves to be too high to…
A: Introduction: The concentration of a solution is an estimation of the amount of solute that is…
Q: What glycolytic intermediate is fructose converted to in the liver, such that it can be utilized in…
A: Fructose is a monosaccharide in the human and is present in honey, fruits, vegetables. Sucrose…
Q: Q/What metabolic defect causes galacto semia? and what is lactose intolerance ?
A: When the enzyme galactose-1-phosphate uridyl-transferase (GALT) is deficient or not active, classic…
Q: The top side of this figure offers more opportunities (for each base pair) that can lead to highly…
A: A single stranded nucleic acid is formed by joining the nucleotide units together through…
Q: The first step of the lysozyme reaction (catalytic mechanism) is shown in the figure below. Which…
A: Only some of the amino acids in the active site of an enzyme play significant roles in catalysis,…
Q: Which of the following is true about the three major classes of RNAs in the cell: mRNAs, tRNAs, and…
A: Ribonucleic acid abbreviated as RNA, is nucleic acid found in living cells share the same structural…
Q: 7. Compare and contrast negative feedback and positive feedback. Give an example of each. O
A: Note : Hi ! Thank you for the question. We are authorized to answer one question at a time. Since…
Q: Chemistry help with c, d, e, and i.
A: In the citric acid cycle, the acetyl group of acetyl CoA molecule is completely oxidized. The citric…
Q: Compartmentation occurs through biomolecule self-assembly in order to: isolate from the bulk…
A: A, b and C
Q: Calculate Kd for the binding of each ligand to this protein. Which ligand binds with greatest…
A: The affinity between the protein and ligand can be studied by association and dissociation kinetics.…
Q: 37.Assume that the phosphoryl group in the shown chemical (Phosphoenolpyruvate (PEP)) is labeled…
A: Gluconeogenesis is the process of glucose synthesis from sources like pyruvate, amino acids,…
Q: Which statement about lipids is incorrect? A) Fatty acids are found in membranes as triaglycerols,…
A: In nature, lipids are non-polar chemical compounds that dissolve in non-polar organic solvents but…
Q: Serum concentrations of acetoacetate and ß-hydroxybutyrate increase dramatically after a 3-day fast…
A: Acetone, acetoacetate, and beta-hydroxybutyrate are called ketone bodies. Ketone bodies are…
Q: Hi! Can you give an explanation for each sample identity in paragraph form (for the rationale)?…
A: Introduction: Carbohydrates are large macromolecules that contain three essential elements which are…
Q: -120 2 1, 2, 4 1,3,4 60 2,3 3 180 All of the answers are correct
A: Ramchandran plot is a two dimensional plot used to visualize energetically allowed regions for…
Q: 1. Obtain five unknown carbohydrates samples from your laboratory instructor. 2. Place approximately…
A: Carbohydrates or carbs are maconutrient consisting of Carbon, hydrogen and oxygen atoms. In nature…
Q: What is the relation between GMO crops and the four of the principles of bioethics?
A: The word GMO stands for Genetically Modified Organism. GM crops or Genetically Modified crops have…
Q: Which of the following is likely to be correct if all mutases are completely inhibited? a. Removal…
A: Mutases are the Enzymes that catalyse the transfer of functional groups from one position to other…
Q: What would the tertiary structure of the dipeptide Asp-Ser be if it was made into a polypeptide…
A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…
Q: Compare the process of facilitated diffusion to the process of osmosis.
A: The cell membrane is a living, crucial part of the cell. It acts as a physical barrier, enclosing…
Q: give an example like the reaction mechanism of serin protease for example, with pictures & full…
A: Proteases are enzymes which cleave the peptide bonds and digest the proteins. Serine proteases are…
Q: What are elements made of
A: Elements are atomic particles and elements are the smallest known particles except for subatomic…
Q: draw the products formed when triacylglycerol is treated with: a. H2O, H+
A: Triacyl Glycerol is a complex compound formed when fatty acids esterified to Glycerol at three…
Q: What carbohydrates can undergo enzymatic conversion in the oral cavity? alfa-polysaccharides lactose…
A: The oral cavity consists of salivary glands that participate in carbohydrate digestion. Salivary…
Q: Heterotophs... a) do not require a carbon source. Ob) use organic compounds, like starch, as a…
A: Organisms can be classified based on their type of nutrition. The heterotroph are organisms that…
Q: Choose the correct properties for the given fatty acid: 0 can participate in esterification…
A: Fatty acids are important micromolecules which combine together to form lipids in plants, animals…
Q: What is the total number of hydrogen bonds that exist between the DNA strand 5’-TTCAGAG-3’ and its…
A: Adenine and guanine are the purine bases which occur in the nucleic acids. And thymine, cytosine,…
Q: 3. Write out the net balanced reaction for the production of cytoplasmic malonyl-CoA starting with…
A: The enzyme Acetyl-CoA carboxylase (ACC) catalyzes the production of 1 molecule of malonyl-CoA from 1…
Q: write true if the statement if correct and change the " " word/phrase to make it correct the…
A: Rate of reaction is expressed as the rate of formation of product or rate of disappearance of the…
Q: what is the purpose of this experiment Effect of Temperature on the Hydrolysis of Starc
A: Introduction: Enzymes are proteins that act as biological catalysts to fasten the rate of the…
Q: While investigating structure-function studies in a membrane transport protein, a researcher…
A: Most integral membrane proteins are made up of alpha-helices. Alpha-helix is a type of secondary…
Q: full oxidation of 2 moles of glucose produce 36ATP O 72ATP 48ATP O 106ATP O
A: Anaerobic or aerobic respiration can occur within a cell.
Q: Compare/contrast the structures of the following carbohydrate pairs: (a) D-ribose and D-ribulose…
A: Carbohydrates or carbs are macronutrient consisting of Carbon, hydrogen and oxygen atoms. In nature…
Q: The nucleic acid bases: a. absorb ultraviolet light maximally at 280 nm. b. are all about the same…
A: Nucleic acids are DNA and RNA are made up nitrogen bases as one of their components. Nitrogen bases…
Q: Explain why eating celery is considered ‘negative calories’ or negative net energy. Be sure to…
A: Celery is a leafy vegetable that is commonly consumed to burn calories. Most of the diets humans…
Q: Which vitamin is needed for FADH formation? Group of answer choices Niacin Riboflavin Vitamin C…
A: A number of significant metabolic reactions require the redox cofactor FAD. It exists in the redox…
Q: The concentrations of pyruvate, NADH, H+, lactate, and NAD are 2, 1.5, 1.5, 1.2, 1.2 mm,…
A: The quantitative study of the energy change from one form to another in the living cells and of the…
Q: Which of the following statements regarding enzyme catalysis is false? All options are false. Once…
A: Biochemical reaction tend to be slow, unlikely or unfavorable in the chemical environment is the…
Q: Statement Analysis: Statement 1: The first law of thermodynamics states that the amount of energy in…
A: We will discuss both the statements and check if they are true or false.
Q: Which out of the following statements is true about the regulation of metabolic pathway? a) Most of…
A: The metabolic pathway involves a series of interconnected chemical reactions occurring in the cell.…
Q: Which of the following are important chemical considerations defining the structure and function of…
A: According to biochemistry polynucleotides are biopolymer composed of several nucleotides monomers…
Q: TRUE OR FALSE 1. The bacterial reactions that lead to the spoiling of milk proceed much slower at…
A: Note: Since you have posted a question with multiple subparts, we will solve first three sub parts…
Q: Quest: 2 Alleppt any Two a write a note on oxidative phosphorylation 1 Describe induced fit theory…
A: Enzymes are protein molecules that take part in speeding up biological reactions. Biological…
Q: 1. The DNA strand which is mostly like to form DNA Z DNA A = 5' GGG GCT AGC CCC 3' DNA B = 3' ATA…
A: We are authorized to answer one question at a time since you have not mentioned which question you…
Question 4. If you were to synthesize a tetrapeptide consisting of all alanine residues, you would have how many bonds between carbon and nitrogen?
Step by step
Solved in 3 steps with 1 images
- Question 10. All of the following areparts of a nucleotide EXCEPT:A. a five-carbon sugar.B. a six-carbon sugar.C. a phosphate group.D. a nitrogenous base.Question 9. Which of thefollowing is not formed through adehydration synthesis reaction?A. polysaccharideB. polypeptideC. Nucleic acidD. phospholipidE. glycerolQuestion 22: which of the following secondary structures would you expect to find on the surface of a globular protein? Alpha helix Beta sheet Loops between two alpha-helices None of the above because water would disrupt the hydrogen bonding that stabilizes these structures A,B and C as long as the polar and charged amino acid side chains face the surface of the protein.
- QUESTION 9 What are the various ways of dispensing heparin in a biomaterial? Compare and contrast.Question 10 (2 points) A protein heterodimer would be considered an example of: -primary structure -secondary structure -tertiary structure -quaternary structure -atomic structureQuestion 1 Part A: State the name of a disaccharide that contains this molecule (structure B). Part B: A branched polysaccharide made up of many monomers of structure B bonded together is commonly a key component of cell surface membranes when attached to either a phospholipid or a protein. What is the name given to such a polysaccharide when it is attached to a protein in the cell membrane, and what is the function of this polysaccharide? ___ (Structure B attatched) Thank you kindly :)
- Why can the more complex sugar cellulose store more energy than the sugar glucose?Question 1: (A) Circle the nitrogenous base in this structure. (B) Identify the baseand write it below. (C) Draw a box around the monosaccharide group. (D) label (number) the carbons on the monosaccharide (E) Is the monosaccharide ribose or deoxyribose? How do you know?Question 1.)Draw the main chain structure of a parallel beta sheet that has 4 amino acids in one strand and 5 in the other. Show all of the backbone atoms.Write R1, R2, R3, etc, instead of drawing side chains with the following exception: draw one proline in its entiretywith its side chain. You can put it anywhere in your sheet – I will find it. Add in all hydrogen bonds that stabilize this sheet using dashed lines.
- Question #6 Part A. What do Serine, Threonine, and Tyrosine have in common? Part B. How would the addition of a phosphate group change the chemical behavior of those amino acids listed in part A?QUESTION NO. 1Targeting a protein to be degraded within proteasomes usually requires ubiquitin. In the function of ubiquitin all of the following are true except: A. ATP is required for activation of ubiquicin. B. a peptide bond forms between the carboxyl terminal of ubiquitin and an ε-amino group of a lysine . C. linkage of a protein to ubiquitin does not always mark it for degradation. D. the N-terminal amino acid is one determinant of selection for degradation. E. ATP is required by the enzyme that transfers the ubiquitin to the protein to be degraded QUESTION NO. 2Much of procollagen formation occurs in the endoplasmic reticulum and Golgi apparatus which requires signal peptide. All of the following statements about targeting a protein for the ER are true except. A. signal peptide usually has a positively charged N-terminus and a stretch of hydrophobic amino acids. B. signal peptide emerging from a free ribosome binds signal recognition…true or false1. In the structural characteristics of a nucleotide, the phosphate subunit is bonded to the sugar subunit.2. In the structural characteristics of a nucleotide, the nitrogenous base subunit is bonded to the phosphate subunit.