1. Amino acids as the structural components of proteins in the human body: the structure, isomerism and physical properties.

Q: 3.-Substances are removed from the cell-due-to-the- connection of the membrane structure of the…

A: Molecules or substances move out and inside the cell all the time. The Golgi apparatus is…

Q: Which of the following structures represents a B-monosaccharide? О HO Т. О но. O HO HO он I -I Т. H…

A: Carbohydrates or carbs are maconutrient consisting of Carbon, hydrogen and oxygen atoms. In nature…

Q: b. What amino acids are destroyed during acid and basic hydrolysis? Type of Hydrolysis Acid Basic…

A: Both acid and basic hydrolysis are done to quantify amino acids present in proteins and peptides.…

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: Why is water important in chemical reactions?  Differentiate between cohesion and adhesion of…

A: Water is composed of chemical substances like hydrogen and oxygen. Hydrogen is possitivly charge…

Q: 1.  Human dietary intake of carbohydrates should be less than 50% carbohydrates by mass.  True or…

A: All the 4 tue and false are answered in next step. 1.  Human dietary intake of carbohydrates should…

Q: Find an example of an enzyme.  Answer the following questions about the enzyme that you chose. a)…

A: Enzymes are the protein molecules that speed up biochemical reactions and accelerate the metabolic…

Q: 3. A mutation that changes an alanine residue in the interior of a protein to a valine is found to…

A: Proteins are composed of twenty standard amino acids that differ from each other in their side-chain…

Q: Posttranslational modifications of proteins do not include: peptide bond formation glycosylation…

A: Proteins are one of the essential biomolecules for life. These are formed by translation from the…

Q: Examine the structures of the following molecules. In each compound circle and identify by name each…

A: The answer is given in the image.

Q: Which of the following refer/s to viruses? A. They are disease-causing. B. They contain DNA or…

A: Introduction: Viruses are non-cellular microscopic particles that can replicate inside the living…

Q: If a DNA sequence has 10% guanine, which of the following is TRUE?

A: DNA is a polymer of nucleotide(A, T, G and C) linked to each other via a phosphodiester bond. It is…

Q: If an aqueous solution has a hydroxyl ion concentration of 1 x 10-6 M, what is the concentration of…

A: Water dissociates into hydrogen ions and hydroxyl ions and at neutral pH (pH =7) the numbers of…

Q: Which of the following lipid molecules possess a different fundamental structural make-up from the…

A: Lipids are a class of biological macromolecule that play important physiological roles in tan…

Q: What biomolecules can be found within a living cell? Define each and talk about how they work in…

A: A living cell is the basic unit of life. It is capable of independent existence (as is the case of…

Q: Literature on the type of inhibition exerted by AZT on the HIV reverse transcriptase enzyme.

A: Reverse transcription is an essential step in retroviral replication. The the viral RNA genome of…

Q: Enumerate two similarities and two differences between DNA replication and RNA transcription.

A: DNA replication is the biological process by which two identical copies of DNA from a single double…

Q: Which of the following statements about cellular membranes is/are FALSE? A. Only lipids move Within…

A: Cell membranes serve as both organisers and protectors. An outer plasma membrane surrounds every…

Q: What would the quality of the line-fit (R2 value) be if you do not exclude experimental outliers?…

A: Biuret assay is based on the generation of a purple colour when protein reacts with cupric ion in…

Q: Which of the following statements is true for double-stranded DNA? O All of the given choices are…

A: All cellular lifeforms have DNA as their genetic material. A double stranded DNA (dsDNA) is composed…

Q: In the Krebs cycle, how many H20 molecules are required for every glucose molecule? a.2 b.4 c.6…

A: Kreb's cycle is also called as citric acid cycle or TCA (Tricarboxylic acid cycle). It is a common…

Q: Question 20 Which of the polysaccharides WILL DECREASE GELLING if acid is added to the sample?…

A: Gels are solid gelly-like structures that are composed of polysaccharides such as starch,…

Q: . The isoelectric point and the influence of pH of environment on dissociation of amino acids.

A: Isoelectric point is the pH at which the amino acid carries no charge and hence it would not migrate…

Q: Draw/ Illustrate the structures of sugars of DNA and RNA

A: DNA and RNA are the nucleic acids that are important for carrying genetic information and are…

Q: The template for protein synthesis is: the DNA template strand an mRNA strand a protein primer O the…

A: Introduction: The term 'Genetic code' is coined by George Gamow which consists of a sequence of…

Q: Structures of L-Cysteine from highly protonated to depronated form. Note Structure A as the most…

A: Proteins are unbranched polymers constructed from 20 standard α-amino acids. They have four levels…

Q: the structural differences between fatty acids (cis and trans double bonds), diacylglycerols,…

A: Lipids are biomolecule which is soluble in non-polar solvents and insoluble in polar solvents.…

Q: What structural differences exist between oligosaccharides and polysaccharides?

A: Class of naturally occurring substances and derivatives created from them are known as…

Q: Fatty acids Yield about: A. 7 ATP per C at B. 120 ATP per C atom C. 32 AIP C atom D. 14 ATP per C…

A: To obtain ATP from fatty acids, they are broken down to acetyl-CoA. This process is known as…

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: 3.-Substances are removed from the cell-due-to-the- connection of the membrane structure of the…

A: INTRODUCTION Endocytosis is the process of capturing a substance or particle from outside the cell…

Q: Which category of RNA carries amino acids for the process of translation? rRNA snRNA mRNA tRNA

A: Translation is the process of Synthesis of proteins from mrna. This process takes place in cytoplasm…

Q: Draw the following: A. a phosphatidylcholine with two oleic acid as the fatty acids B. a…

A: Lipids are structurally diverse biomolecules that have two things in common: low solubility in water…

Q: You have a semi permeable membrane with a membrane potential of -90mV. You also have two ions that…

A: Recall that the Nernst equation for calculating reversal potential is: Eion  = RT/Zf log [Co]/[Ci]…

Q: Which of the following reagents will you include in the blank (negative control) for this…

A: A variable is any quantity we can measure. In any experiment there are three variables:…

Q: Which of the following correctly describes a difference between RNA & DNA polymerases? RNA…

A: Transcription is the biological process of copying a segment of DNA into RNA, for example mRNA that…

Q: Why is fetal hemoglobin’s affinity for O2 greater than that of maternal hemoglobin?

A: Fetal hemoglobin is different than that of the mother's hemoglobin. The affinity of hemoglobin is…

Q: Elaborate on the basic principle you would adopt to isolate an amplified DNA fragment using agarose…

A: Electrophoresis is a biochemical technique that separates molecules with the help of an electric…

Q: Which biological solution in Data Table II is the most acidic and what information helped you come…

A: PH  represents the degree of H+ ion concentration in a solution. PH scale includes different PH…

Q: Q1: Protein Structure Matching: Match each term with its correct definition. Primary Structure…

A:

Q: Which of the following amino acids can be converted to ketone bodies? a.Ala b.Arg c.Lys…

A: Amino acids can be degraded & during degradation, they can form various intermediates. Depending…

Q: You obtained the following raw data when setting up a Bradford standard curve: BSA (mg/ml) 0 1 2 3 4…

A: Even when the concentration of BSA (Bovine Serum Albumin) is 0 , an absorbance of 0.225 was…

Q: Both cysteine and methionine have sulfer in their side groups, but only cysteine side groups for…

A: Proteins are made up of amino acids and these amino acids are linked via peptide bond. The amino…

Q: Which of the following types of posttranscriptional modification is for mRNA only? a.splicing…

A: Basically, RNA are of following 3 types mRNA - transcribed by RNA pol ll rRNA- transcribed by RNA…

Q: Find an example of an enzyme. a) What is the chemical reaction that is catalyzed by the enzyme? b)…

A: Enzymes are the biocatalysts that catalyse biochemical reactions by lowering the activation energy…

Q: Write structural formulas to represent the formation of the two dipeptides that form when leucine…

A: Peptide is a compound containing amino acids linked by peptide binds. The number of amino acids is…

Q: You are given two samples of DNA, one from Clostridium perfringens and the other from Mycobacterium…

A: DNA is a nucleic acid that is the genetic material for most organisms (except some virus). It…

Q: TRUE or FALSE. If false, write the word/s that make(s) the statement incorrect. 1.The Okazaki…

A: The flow of genetic information from DNA to RNA, RNA to protein synthesis is called central dogma.…

Q: Which of the following is CORRECT about the movement of e- in photosynthesis? A. H20 → Pheo → PQ →…

A: This question is from LIGHT REACTION. Light reaction is of 2 types:- 1. Cyclic  2. Non cyclic ( z…

Q: Outline the principle behind the following techniques:…

A: Immunofixation is an immunological technique that involves antigens and antibodies. Southern blot is…