What is measured at the A260 absorbance values?

Q: The enzymatic activity of an enzyme with Kg = 2 mM that converts substrate S into product P is measu...

A: Enzymes are highly specialized proteins that have extraordinary catalytic power, greater than that o...

Q: H* ions generated by reactions in the electron transport chain, as well as H* ions present in the ma...

A: The ETC is an ordered arrangement of electron carriers in the inner mitochondrial membrane. They are...

Q: A two-step pathway that is activated by the secretion of glucagon and adrenaline

A: Glucagon and adrenalin, both induce an increase in hepatic glucose levels. However the mechanism of ...

Q: Mixtures of amino acids can be analyzed by first separating the mixture into its components through ...

A: Amino acids that take part in protein synthesis are of twenty different types. These twenty amino ac...

Q: Which of the following is an indication that a glycerol molecule reacted with potassium hydrogen sul...

A: When glycerol molecules reacts with potassium hyderogen sulphate, it causes the dehydration of glyce...

Q: Look at the structure shown below and answer the following questions: HN NH но NH Download image. a....

A: Peptides or proteins are composed of twenty standard amino acids attached together via peptide bonds...

Q: single strand binding proteins are important for this activity   prevent replication of the ends of...

A: Single strand binding protein (SSB) are a type of protein found in both viruses and microorganisms i...

Q: Give me a good introduction for the use of citric acid as antioxidant to preserve the flavor of food...

A: Citric acid is one of the most common food additives and flavor enhancers. It can be found naturally...

Q: Substrate, uM VO, uM/min 2.5 28 4 40 10 70 20 95 40 112 100 128 200 139 1000 140

A: The Lineweaver Burk (LB) equation is;    1V0=KmVmax×[S0] +1Vmax This is of the form 'y=mx+c' Hence i...

Q: Protein-4YU4 is given, choose a part of it (containing at least 30 amino acid residues), find the am...

A: Protein-4YU4 is a PDB (protein data bank) name of mongoose haemoglobin, it is consist of four chains...

Q: Three polypeptides, the sequences of which are represented using the one-letter code for their amino...

A: Proteins are composed of amino acids, which are bound together by peptide linkage. Amino acids conta...

Q: At high salt concentration, proteins are less soluble. Changing the solubility of a protein based on...

A: Salting out procedure can be used to precipitate large biomolecules, such as proteins or DNA. The sa...

Q: What are the advantages of gel filtration as a technique for protein purification? Identify two type...

A: Gel filtration is used to seperate a mixture of proteins only on the basis of molecular weight. The ...

Q: Hello sir, I khow it lakes preciouS Lab. Sheet-Level time, Please, I have a report on this Semester ...

A: The measure of Cytotoxicity or cytotoxicity assays are required to measure or find out the ability o...

Q: Amount of water added (mL) Amount of Stock Solution (mL) Final Concentration A Solution 1 0. Solutio...

A: The concentration of unknown solution can be calculated from the formula C1V1= C2V2 Where C1= Concen...

Q: Define the Regulation of Proteins by Phosphorylation ?

A: Protein phosphorylation affects several aspects of protein function in all living organisms. In euka...

Q: Using the provided data on the activity part, what is the acquired R value? Is it acceptable or not?...

A: Absorbance is the unit measure of amount of light that passes through a particular solution at a giv...

Q: Answer the following questions. 1. List the complementary non-coding DNA sequence. This refers to th...

A: The messenger RNA (mRNA) sequence is given, and we are asked to determine the complementary non-codi...

Q: Which of the following is true concerning oligosaccharides? A Contain a maximum of 10 monosaccharid...

A: Carbohydrates are made up of carbon, hydrogen, and oxygen in the ratio of 1:2:1. Carbohydrates compo...

Q: Which among the following statements is correct? Group of answer choices Both statements are incor...

A: Chromatography is a technique used for separation of molecules based on the principle of distributio...

Q: Given the chromatogram below in a normal phase, which samples would be the least polar? O Samples Ba...

A: In chromatography,  for comparing relative polarity of the molecules, the retardation factor (Rf) ca...

Q: One amino acid loses an oxygen and hydrogen atom from its and the other amino acid loses a a-carbon ...

A: Any of a group of organic compounds composed of a basic amino group, an acidic carboxyl group, and a...

Q: Phosphocreatine (G0ʹ = -43.1 kJ/mol) has a higher phosphoryl group transfer potential than ATP (G0...

A: Hi! Since you have posted multiple questions and have not mentioned which to answer, we shall answer...

Q: Which of the following is true of primers that are used in DNA replication?   They are made out of ...

A: DNA replication is the process of copying the DNA ,in which the both the strands of the DNA molecule...

Q: Using the plasmid map of pBCH2.0 provided above, predict how many DNA fragments would be formed if t...

A: Restriction enzyme are specific DNA cutters and extremely useful while exploring molecular biology t...

Q: 3. Differentiate Enzyme Inhibition by filling the table below: Competitive Non-Competitive Uncompeti...

A: Enzyme inhibition is a process by which the activity of an enzyme is altered. Inhibitors are substan...

Q: hospital, his physician told him that his infarction is the result of a long history of smoking. Exp...

A: Cholesterol is an important steroid required for many steroid synthesis like testosterone. It is pre...

Q: glyceraldehyde-3-phosphate is synthesized with radioactive hydrogen and added to a solution containi...

A: Glycolysis is a catabolic pathway that converts glucose to pyruvate. It occurs in cytoplasm in serie...

Q: ATP Synthase is known to catalyze the synthesis of ATP with a ΔG°’ close to zero, and a Keq' close t...

A: The F1/F0 ATP synthase catalyzes the conversion of ADP to ATP coupled with the movement of protons a...

Q: 47. Protein Sequencing Applies changes in pH to separate amino acids Applies changes in pH to sepa...

A: "Since you have posted a multiple question, we will answer the first question for you. If you want a...

Q: 1a-Consider a situation where the primer sequences used in a PCR reaction are synthesized to be comp...

A:   A heritable genetic change in the genetic material of an organism that gives rise to alternate for...

Q: State Two points to support the statement below, using adequate and sufficient information to clearl...

A: Humans have 13 vitamins, which are categorized based on their solubility. Nine vitamins are water-so...

Q: Give examples of proteins classified according to their biological role.

A: Proteins are the long chain of polymers amino acids.Proteins serve as an important structural consti...

Q: how would you identify whether or not complete resolution of the three amino acids has been achieved

A:          An amino group and an acid group-containing organic molecules are called Amino acids. when ...

Q: Do you feel that laboratory animals should be used in experiments in toxicology? Why or why not?

A: People and our quality of life benefit from research using laboratory animals. Most people on the ea...

Q: n the insulin signaling pathway, the function of the PIP3-dependent Protein Kinase-1 is to add a __ ...

A:

Q: 3. Trace the course of the radioactive label in 2-[14C] glucose through glycolysis and the citric ac...

A: Glycolysis, also known as the Embden-Meyerhof-Parnas (EMP) pathway, occurs in the cytoplasm of all l...

Q: The genetic data below is the DNA sequence of part of a theoretical fungal genome. a.) Which strand ...

A: DNA is a double stranded molecular structure with anti parallel stands of polarity 5' --->3' and ...

Q: Describe glucose oxidase's substrate, the substrate’s biological relevance, and identify the main in...

A: Glucose oxidase is an oxireductases class of enzyme which catalyzes the oxidation of glucose to hydr...

Q: A glucogenic amino acid is an amino acid that can be converted into glucose through glycogenesis. An...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: Starting with pyruvate (CH3COCOO—) as the precursor, the first step of gluconeogenesis is  activatio...

A: Gluconeogenesis  is a metabolic process that results in the transformation of non-carbohydrate carbo...

Q: Answer Questions about your results: 1. Which pH provided the highest pepsin activity? Is that what ...

A:

Q: Which of the following is true concerning cellulose?   Question 24 options:   Can only be broken d...

A: Carbohydrates are composed of carbon, hydrogen, and oxygen in the ratio of 1:2:1. The carbohydrates ...

Q: Continuous exposure of a Gαs protein coupled receptor to its ligand leads to a phenomenon known as d...

A: In eukaryotes, G protein-coupled receptors (GPCRs) are the most numerous and diverse type of membran...

Q: Create a graph illustrating the activity of an enzyme or rate of reaction with the different factors...

A: Enzyme activity indicates the measurment of the rate of reaction catalyzed by an enzyme expressed at...

Q: A) Why most therapeutic inhibitors (prescription medications) that are enzyme inhibitors function th...

A: A competitive inhibitor is any compound that bears a structural resemblance to a particular substrat...

Q: (a) Vanillic acid is a phenolic compound found in vanilla and many other plant extracts. It is a fla...

A: According to shikimate pathway, Phenylalanine goes through biosynthesis wherein p-coumaroyl coenzym ...

Q: A substance that affect the rate of the reaction without being consumed Select one: a. enzymes b. a...

A: The study of chemical reactions catalysed by enzymes is known as enzyme kinetics. Enzymes, which act...

Q: What is the difference between the two salt precipitation methods: salting in and salting out?   Gro...

A:  SAlting out is a method generally used in purification of molecules depending on their solubility a...

Q: How can a person make ethanol?

A: Introduction: It is commonly called alcohol, ethyl alcohol, and drinking alcohol. It is a neurotoxin...