What are the characteristics of an ideal antimicrobial agent?

Q: _____________ is a tranquilizer that is also known as the “date rape” drug. a. Halcion b. Librium c....

A: Tranquilizer is a drug which is used to reduce anxiety and stress. Dopamine is a neurotransmitter wh...

Q: Given a tripeptide Cys-His-Lys, Cys: Pk1 = 1.5; Pk2 = 10.8; PkR = 8.5 His: Pk1 = 1.6; Pk2 = 9.0; PkR...

A: Hi. Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a...

Q: A peptide has the sequence: glu-trp-ser-gly-leu-lys-pro-gly What is the net charge of the molecule...

A:           a sequence of amino acids that are connected by a peptide bond and form a long polypeptide...

Q: 2. During the meal, two different persons both got some dietary lipids, but the content of fatty aci...

A: The coding of amino acid is in the form given below total number of Carbons : number of double bond ...

Q: why is there glucose 6-phospI n the ER lumen A. Glycogenolysis occurs in the ER lumen. B. It prevent...

A: Introduction: Glycogenolysis is the catabolism of glycogen to form glucose. The glycogen branches ar...

Q: The initial pH of a 0.2M arginine solution is 14. a. What is the predominant structure of arginine i...

A: Arginine is a basic amino acid and it contains a guanidino group in its side-chain. Guanidino group ...

Q: Which of the following statements concerning structural characteristics of bile acids is CORRECT? * ...

A: Bile acids are a collection of acidic steroid molecular entities with unusual physical, chemical, an...

Q: Esterase hydrolyzes ester bonds. For simplicity, only the amino acids whose side-chains interact wit...

A: Esterase- group of enzymes which hydrolyses the ester bond from the substrate like acetylcholine, fa...

Q: Why is the peptide formation always presented/read from N-terminal to C-terminal?

A: Introduction:  Amino acids are joined together by a condensation reaction between carboxylic and ami...

Q: Acid hydrolysis of polypeptides may lead to complete destruction of tyrosine residues.

A: Proteins and peptides are macromolecules made up of covalently bonded amino acid residues in linear ...

Q: What is Circular Dichroism? Discuss its theory and applications.

A: Circular dichroism is a form of light absorption spectroscopy. This method was first described by Bi...

Q: Why are carbohydrates the body's preferred source of energy? Because they ... *   A. are expensive t...

A: Carbohydrates considered as sugar molecules. Along with other proteins and fats, carbohydrates are a...

Q: The planned fast depolarizing phase coincides with: *

A:        Polar large size molecules (glucose, amino acids) and Ions (Na+, H+,k+, Ca+) can't pass easil...

Q: The configuration of the given structure below is: * но-сн, о OH но CH2-OH он O alpha-L O alpha-D be...

A: The isomeric units of monosaccharides that differ only in their configuration at reference carbon ar...

Q: What is the purpose of adding table salt (NaCl) to the DNA extraction buffer?

A: DNA (deoxyribonucleic acid) is a genetic information-carrying molecule found in the nucleus of a cel...

Q: 2. Roughly sketch the hydropathy plot for the given hypothetical membrane protein. Follow the color ...

A: The amino acids can be classified based on the polarity of the side chains to form a scale called th...

Q: When ATP levels return to normal after intense muscle activity, is creatine predominantly phosphoryl...

A: Energy for muscle contraction is provided by ATP. When ATP looses a phosphate and turns into ADP, th...

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: What are the complications of having a high blood glucose level?

A: Glucose is an essential nutrient for the growth and development of cells in most aerobic organisms. ...

Q: 1. Carols first question was, “What is an enzyme” a. Use the enzyme lactase as an example, and expla...

A:

Q: Modified true or false. Write the correct answer if the underlined word is false.

A: Any organic molecule that consists of a basic amino group, an acidic carboxyl group, and a distinct ...

Q: Disulfide bridges are limited in that only one particular amino acid can form these types of interac...

A: Disulfide bonds are a second post-translational alteration found only in ER proteins. The presence o...

Q: Other than oxidative phosphorylation, what other metabolic pathway does "Complex 2" participate in? ...

A: Oxidative phosphorylation is the process by which ATP is synthesized as a result of electron transpo...

Q: Tests for Proteins

A: Ninhydrine Test : Ninhydrine test is biochemical test to determine the presence of primary/secondary...

Q: Use of Microbes for Improving Food Safety and Quality Yeast Probiotics  Please have a whole paragrap...

A: An eaten probiotic is a live microorganism that has a favourable effect on the prevention and treatm...

Q: Consider a glucose molecule that begins undergoing glycolysis. If the cell needs to make nucleotides...

A: Glycolysis is a catabolic pathway in which glucose is oxidized to two molecules of pyruvate. Glycoly...

Q: Describe monosaccharide, disaccharide, oligosaccharide, and polysaccharide in terms of the number of...

A: Biomolecules refer to carbon- based organic compound that are produced by a living organism. These c...

Q: All the enzymes that participate in the citric acid cycle are located in the mitochondrial matrix, e...

A: Citric acid cycle - TCA cycle (tricarboxylic acid cycle) leads to release of stored energy via the o...

Q: A small generic section of the primary structure of an a helix is given by -amino acid, -amino acid,...

A: Alpha-helix is an example of a secondary structure. Alpha-helix is formed by the hydrogen bonding be...

Q: PLEASE DONT COPY IN GOOGLE OR HERE ON BARTLEBY. Salt bridges are more commonly formed compared to th...

A: Introduction: The fundamental driving force behind the folding of a protein is energy. A folded prot...

Q: With a ∆G°´ of -16.7 kJ/mol, the reaction catalyzed by hexokinase is considered to be _____. at equi...

A: Hexokinase is a phosphorylating enzyme that catalyses the transfer of phosphate group from ATP to gl...

Q: While performing the Biuret test, a student added HCl instead of NaOH. How will a resulting solution...

A: Biuret test is the specific test for the identification of proteins in a sample solution. Biuret rea...

Q: At what pH does a lysine solution exhibit the highest buffering capacity? (Lysine pKas: pk1 = 2.2, p...

A: Buffer has the capability of resisting pH changes in a solution even when small amount of acid or ba...

Q: In DNA extracting. What is the purpose of clear shampoo in the DNA extraction buffer?

A: DNA is extracted from different sources to analyze and study the DNA sequence and diseases caused du...

Q: Suppose that you are tasked to determine the protein concentration of an unknown protein solution vi...

A: The concentration of unknown protein solution can be determined by plotting a graph between concentr...

Q: 3. Explain the fluid mosaic model of a cell membrane, use a diagram to explain your answer. Then bri...

A: Plasma membrane is a bilayer of lipids. Plasma membrane provides protection and acts as a selectivel...

Q: Lipids are defined by property rather than structure. What is the “defining property”?

A: Lipids are biomolecules made up of Carbon hydrogen and oxygen. Sometimes they also contain phosphoro...

Q: 2. Enzyme X has an optimum pH = 9.5. Which buffer solution below is the most appropriate to maintain...

A:            pH is the measure of the strength of H+ ion or Hydronium ions in solution. pOH is the mea...

Q: (a) if it is found that the number doubles in 6 hours, how many may be expected at the end of 18 hou...

A: Bacteria are microscopic organisms not visible with the naked eye. These are omnipresent (they prese...

Q: Just as all life shares a last universal common ancestor,all eukaryotes share a last eukaryotic comm...

A: The most recent common ancestor of all existing life on Earth, also known as the last universal comm...

Q: c) What are essential fatty acids? What type of geometrical isomerism plays a vital role in essentia...

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

Q: which functional group remains charged at pH of 9. „NH2 H2N COOH

A: The pKa of the ionizable groups on an amino acid determines the net charge of the amino acid. Since ...

Q: Write the structure formula, three-letter and one-letter abbreviation for each essential amino acid ...

A: Amino acids contain amino group and carboxyl group along with R side chain. The R side chain defines...

Q: Analysis of a peptide antibiotic purified from a strain of Bacillus brevii resulted in the following...

A: Average mol weight of one amino acid is 110D. The peptide is of 1200D. This means that the peptide c...

Q: 8. In patients With Albrighl-Butler syndrome (kidney acidoSIS) secretion of H* into distal tubule lu...

A: Butler-Albright Syndrome is a kind of primary distal renal tubular acidosis. Undetermined. Females a...

Q: Fibrous proteins characteristically have a hydrophobic interior and a hydrophilic surface.  Glycopr...

A: Protein structure is the three dimensional arrengments of polymers specifically polipeptide chain wh...

Q: Which of the following best explains why enzyme catalysis is affected by a change in pH? A. Change ...

A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation energy...

Q: Label all 5 the indicted regions in this coenzyme (labels like site of  redox activity, etc)

A: Coenzyme are  molecules which enhances or facilitates the action of specific enzyme. Enzymes are usu...

Q: ummarize what happens during protein processing

A: To be functional, all freshly produced polypeptides must be folded into their three-dimensional stru...

Q: The order of elution of amino acids X, Y, VW and Z in a cation exchanger eluted with a buffer of inc...

A: Ion exchange chromatography is used to separate molecules based on the charge. In the ion exchange c...