Select two molecules that could be found in a protein, and from the two molecules, are they lower or higher numbered amino acids and would they be acidic, basic, polar, or nonpolar?

Q: List down the factors that affect the rate of diffusion of substances

A: Diffusion refers to the movement of a substance from a region of higher concentration to a region of…

Q: Active transport requires energy released by an exergonic process such as the formation of ATP…

A: Active transport system requires energy in order to allow the movement of molecules, mostly the…

Q: a)  ATP, ADP and AMP are all examples of adenosine phosphates.   b) All adenosine phosphates…

A:

Q: Which of the following statements is/are TRUE? A. Cells in a resting metabolic state have low ATP…

A: Introduction: Lipid is one of the important sources of energy required for our body. It primarily…

Q: which two amino acid have two chiral center？ I know Isoleucine contain two chiral center，how about…

A: Proteins are composed of amino acids. They are linked together by peptide linkages. Proteins have…

Q: Which of the following is an example of a secondary active transport? a. CPT-I b. O2 pump c.…

A: Transport across the plasma membrane is classified as passive and active. Passive transport is the…

Q: 6. The qualitative tests for determination of a-amino acids (ninhydrin test, xanthoproteic test,…

A: Qualitative tests help to determine the presence of a substance by producing a visible change in…

Q: Reaction of the  α-carboxyl group of an amino acid or peptide with  phenylisothiocyanate allows for…

A: Above statement is about Edman degradation. It ia a method of DNA sequencing.

Q: 4. Describe aldonic acids, uronic acids, alditols, deoxy sugars, and amino sugars.

A: Modified monosaccharides are called sugar derivatives. Monosaccharide molecules that have undergone…

Q: Substance that transports fatty acid from the interrnembrone space to the mitochondrial matrix? A.…

A: Long chain fatty acids must be transported into the mitochondrial matrix for beta oxidation. As they…

Q: 5a) Draw this peptide at the physiological pH (7.4) with the following 1-letter codes: F-R-I-D-A-Y…

A: Proteins are composed of amino acids. They are linked together by peptide linkages. Proteins have…

Q: Assume the following for a cell: Vm = +60 mV [Na+Jout 100 mM [K+]out = 1 mM = [Na+]in = 1 mM [K+]in…

A: Membrane potential is the difference in the potential across the cell membrane. The difference in…

Q: Which statement is/are TRUE about inhibitors?   A. Mode of action of penicillin on bacteria is an…

A: Inhibitors are the molecules that show impact on the enzyme activity. They interact with Enzymes in…

Q: Which of the following fatty acids is NOT common and naturally occurring?

A: In-order to answer this question, first we have name these fatty acids numerically. For this ,…

Q: 11. Match the following Sigmoidal curve ✓ Oxygen storage ✓ Contains heme Globular proteins Tetramer…

A: Haemoglobin is a transport protein that can transport oxygen to cells and tissues in the body.…

Q: Identify the amino acids contained in the tripeptide below:

A: Amino acids are organic molecules that act as the building blocks of proteins. A functional protein…

Q: What is the glycosidic linkage present in the dissacharide? A. α-(1→1)-α  B. α-(2→1)-β  C.…

A: Introduction: The glycosidic linkage is formed by the process of condensation reaction and a bridge…

Q: Functions of Glycoconjugates Q3.2- What is biochemical basis for ABO human blood types? Explain why…

A: Blood helps to carry nutrients and blood gases all over the body. Blood is composed of RBCs, WBCs,…

Q: Carbamoyl phosphate is formed from a.ATP b.C02 c.H20 d.NADH

A: The urea cycle is the biochemical pathway that converts ammonia into urea. The pathway channels all…

Q: You have mutated Trypsin by replacing Asp 189 in the specificity pocket with Arginine. Which…

A: Proteases are enzymes that cleave peptide bonds that link two amino acid residues together.…

Q: Interaction within and between the different macromolecules

A: Macromolecules are the biopolymers and non-polymeric large molecules. Proteins which is polymer of…

Q: 1 7. The levels of structural organization of proteins,

A: Proteins are unbranched polymers that are constructed from the 20 standard amino acids. Amino acid…

Q: 3. Precipitation of proteins from aqueous solutions is caused by: A. Appearance of the charge of…

A: Proteins are polymers of amino acids. Therefore they are soluble in water as most of the amino acids…

Q: Of the components in the hydrogels beads, which is the protein we are interested in measuring?

A: Hydrogel beads are cross-linked mesh of hydrophilic polymers which is composed of spherical shaped…

Q: structure of cholesterol, define the three regions of the molecule, know that this molecule…

A: Cholesterol is a chemical compound that consists of steroid nucleus and is important component of…

Q: c) Show resonance structures for the protonated version of Arginine's side chain. d) Show all the…

A: Arginine is a basic amino acid and arginine side chains are protonated under physiological…

Q: H3N-CH- OA ОВ What structure from above is the the conjugate base of the species A? Question 2 A O A…

A: An acid is a proton donor, a base is a proton acceptor. When a proton donor donates its proton, it…

Q: How is AZT a competitive inhibitor of HIV reverse transcriptase?

A: A vital early stage in the HIV life cycle is the reverse transcription of the viral RNA genome into…

Q: QUESTION: What are the buffer regions/effective pH range?

A: Buffer solution is a solution which pH does not varies on dilution or addition of small amount of…

Q: For one molecule of the fatty acid as shown in the picture. How many molecules of NADH can be…

A: During the absence of carbohydrates, fatty acids are degraded to meet the energy demands of the…

Q: a) How many ionizable groups does the tyrosine-alanine-isoleucine-glycine tetrapeptide ustiloxin B…

A: Hi! Thank you for the question. We are authorized to answer one question at a time, since you have…

Q: In the chain elongation of proteins, the new aminoacyl-tRNA bonds to? a.A site b.E site c.G site…

A: Translation is process by which the cells produce protein from the information provided by the DNA.…

Q: There are 2 basic categories of proteins, fibrous and globular.   Which categories form structures?…

A: Proteins are biomolecules that act as the building blocks of the body. Proteins are classified into…

Q: n why a sugar can form at least two different glycosides.

A: Sugars an form two different  glycosides.

Q: Type of DNA spontaneous mutation that can explain why uracil is not found in DNA a.depurination…

A: DNA is composed of adenine, thymine, cytosine and guanine.Uracil is not found in the structure of…

Q: The Na+/K+ ATPase pump is a P-type pump and requires a covalent phosphorylation from a phosphate…

A: ATPase is the most common example of primary active transport. Virtually every animal cell…

Q: Abosrbance (A 280) You are interested in isolating an enzyme Ribonuclease. Inside cells ribonuclease…

A: Size exclusion chromatography is technique of separation of molecules based on their size. In some…

Q: f) As ATP is used, the above, at what ratio of equilibrium)? phosphocreatine stores are depleted.…

A:

Q: Gluconeogenesis Q3.4 - Considering that gluconeogenesis requires a net input of 4 ATP equivalents…

A: Gluconeogenesis is the process of formation of glucose from non-carbohydrate sources such as…

Q: но- В с OH OH HO-P-0 OH Ora HO-P-O- OH OH OH OH OH OH NH NH OH OH OH NM₂ NH "NH₂

A: Nitrogen bases are the aromatic complexes that are found in nucleic acids. These compounds play a…

Q: Which of the following Fischer formulas is/are monosaccharide that has two chiral centers? Н Н Т Н-…

A: Carbohydrates are polyhydroxy aldehydes or ketones. They can be classified into monosaccharides,…

Q: 5. What is a reducing sugar?

A: Reducing sugar means that sugar can reduce some other molecules. A molecule that can reduce some…

Q: What is the difference between a simple and conjugated protein? Why is gelatin classified as a…

A: Proteins are large molecules made up of amino acid residues linked via a peptide bond. Amino Acids…

Q: What is the net charge on the peptide RHTLE at pH 12.5?

A: Net charge of a peptide is calculated by adding the charges of individual amino acids in the…

Q: Suppose you determine that the interaction of two proteins catalyzes a reaction producing a toxic…

A: The proteins would be having binding groups and binding sites complimentary to each other. The…

Q: Structurally, lipids are a very diverse group but they are all placed in one group because of what?…

A: Lipids are an important biomolecules and plays ab important in the metabolic activities of our…

Q: What are the charges of the following amino acids peptides at ph 14? 1. GLAVV 2. RRKKQ

A: Peptide chain is a short chain of amino acids joined by peptide/amide bonds (covalent bond). The…

Q: Why can nitrogen cross the membrane via diffusion through the bilayer and while protons require a…

A: Passive diffusion refers to the process by which small nonpolar, uncharged molecules dissolve into…

Q: Part B. Carbohydrate, lipid, prote Based on the rules you developed in Part A, identify the…

A: The biological macromolecules can be classified into proteins, nucleic acids, lipids and…

Q: Which of the following statements is/are TRUE for nitrogen fixation? A. Process is performed by…

A: Nitrogen fixation:   It is the natural method of obtaining atmospheric nitrogen and utilisation of…