Which of the following base pairings is correct for RNA? A) U and T B) G and T C) C and U D) C and A E) A and U

Q: Calculate the %fat contribution of the fat from the kebab to his daily energy needs. 1 If 100g of…

A: The most basic requirement of the body is energy. Kilocalories (commonly abbreviated to "calories")…

Q: What is the event that ends the first stage of glycolysis? synthesis of NADH synthesis of…

A: Glycolysis is the first step of oxidation in glucose metabolism in which glucose is converted to…

Q: When the amino acid sequence of Hb and Mb is compared, some of them are found to be the same…

A: Hemoglobin and myoglobin are oxygen binding proteins. Hemoglobin helps to carry oxygen from lungs to…

Q: How does a change in pH affect the structural levels of a protein?

A: Tertiary structure of a protein is stabilized by disulfide bonds, hydrogen bonds, hydrophobic…

Q: You have a solution with the mixture of the following peptides: 1) Wing-Cys-Gly 2)phe-tyr-trp-phe…

A: Proteins or polypeptides are made up of chain of amino acids. The name itself indicates that an…

Q: Which of the following statements is true about active transport? A. The transported species always…

A: Active transport is a mode of transport of molecules against the concentration gradient using…

Q: An important protein in contractile muscle. OA. keratin O B. myosin O c. elastin OD. fibrin

A: The proteins have a variety of functions in the body. The functions of the proteins in the body are…

Q: IFs, provide very little mechanical strength to cells. How can you rebut this and provide…

A: Introduction : Intermediate filaments constitute the cytoskeleton, which provides mechanical support…

Q: create a unique biosynthesis pathway of mevalonic acid from Geranyl to cardiac and saponin…

A: Examples of terpenes are saponins, gutta, rubber, cardenolides, pyrethrin, etc. Based on the…

Q: H₂N-CH CH₂ CH₂ + H₂O NAD+ NADH + H+ 9 =0 O=C CH₂ CH₂ + NH₂+

A: The enzyme commission has given the name for each enzyme in addition to their trivial names. It…

Q: What carbohydrate is generally detected using the Molisch test?*   A. Monosaccharide B. Disaccharide…

A: Carbohydrates or sugars are the most abundant biopolymers in living organisms. Carbohydrates are…

Q: hoose the conditions when PDH is activated. a) acetyl CoA/CoA ratio is high b) NAD+/NADH ratio is…

A: PDH is a regulatory enzyme situated in inner mitrochondrial membrane which is comprise of three…

Q: Which of the following statements best describe testing of lactose sample?*       A. Lactose will…

A: Lactose is a reducing disaccharide . It is formed as β-D-galactose forms a 1,4 glycosidic bond with…

Q: Interpret the figure to explain how histidine and aspartate make serine a better nucleophile.  a.)…

A: The figure shows catalytic traid of serine protease mechanism and how protons are transferred by…

Q: The enzyme lysozyme catalyses the hydrolysis of the polymer that consists of N-acetylglucosamine…

A: A polymer made of N-acetyl muramic acid and N-acetyl glucosamine (NAM and NAG) residues consist of…

Q: Which is more hydrophilic, cholesterol or phospholipids? Defend your answer

A: Organic substances known as lipids are not water soluble. They are non-polar and are soluble in…

Q: struggling help

A: Biomolecules are important for constituting the biomass of living organisms. There are four…

Q: Which method in biotechnology is used to read and understand an organism's DNA?

A: DNA is a nucleic acid that acts as the genetic material. Knowledge of sequence of an organism's DNA…

Q: What metabolic structure is produced from the carbon atoms of each of the following amino acids?…

A: Metabolism of amino acids results in the removal of amino group and entry of the remaining carbon…

Q: 1. Which expression below shows hemoglobin bound to a proton a. HbH+ b. HbO₂H+ c. HbBPG d. None of…

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

Q: Given the following reactions, identify the class and subclass of the enzyme involved

A: The enzyme commission divided enzymes into six different classes. This classification if carried out…

Q: For the following tetrapeptide: CKSW a. Draw its complete protonic equilibria. Indicate the net…

A: Note that the tetrapeptide has 4 side chains, sulfydryl, amino, hydroxyl and a secondary amine. The…

Q: The sequences of four DNA molecules are given bel ii. TTTCCCGGGAAA AAAGGGCCCTTT iv. GCCGGATCCGGC…

A: DNA molecules are the nucleic acids that contain sugar, phosphate and nitrogenous base. Sugar is…

Q: The vitamin that facilitates iron absorption.*   A. B9 B. B12 C. C D. A

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Q: 2. | Calculate the overall charge (pH 7) on the following three polypeptides and answer the…

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Q: In oxidative phosphorylation, how many molecules of ATP are produced per molecule of NADH in the…

A: The electron transport chain and chemiosmosis are two parts of oxidative phosphorylation that are…

Q: Glucose molecules produced during photosynthesis contain higher levels of carbon-12 than carbon -13…

A: In nature, two stable isotopes of carbon exist, carbon 12 and carbon 13. Carbon 13 has one extra…

Q: The following carbohydrates are disaccharide, except:*   A. Maltose B. Galactose C. Lactose D.…

A: Carbohydrates are the primary building blocks of all living organisms. Carbohydrates are all made up…

Q: lactate 0 NAD+ НО 0 НО ОН он н О ОН N NH₂ NH₂ lactate dehydrogenase НО H- НО он н 0 ОН H H+ pyruvate…

A: The lactate dehydrogenase carries out the reversible conversion of pyruvate to lactate along with…

Q: Which of the following is incorrect about enzyme inhibitors? a. They can be reversible or…

A: Aspirin irreversibly inhibits the COX-1 enzyme. It covalently modifies this enzyme and is used to…

Q: Which of the following statements about genes are correct? A gene is a region of a DNA strand that…

A: DNA is called deoxyribonucleic acid. DNA is also called the genetic material. DNA is composed of…

Q: A competitive inhibitor binds to the - active site of theenzyme - a substrate -N termininus of…

A: Introduction: The inhibition of enzyme activity is of two type -irreversible and reversible…

Q: 2 ways that kinases can become resistant to kinase inhibitors? in trace of polyethylene melting it…

A: Kinases are enzymes that catalyze the transfer of gamma phosphate group from ATP to the serine,…

Q: A biological molecule is shown here. What is the most likely classification of this molecule? HO…

A: The four classes of biological macromolecules are nucleic acids, carbohydrates proteins and lipids.…

Q: what is the relationship of adding protein with a meal that contains simple carbohydrates with…

A: Diet is the amount of a particular combination of food that we take during the day. Diet contains…

Q: Which of the following is incorrect about the rate of an enzyme-catalyzed reaction? O a. It does not…

A: The rate of an enzyme-catalyzed reaction depends on certain factors and one of them is concentration…

Q: What the term "hydrophilic" means in simple terms.  explain the answer with exmaples and answer…

A: Molecules are classified as hydrophilic and hydrophobic based on their solubility in water.…

Q: Explain, which site of the heme structure, A or B, is this prosthetic group plugged into the core…

A: Myoglobin is an oxygen-binding globin protein found mainly in the muscles of almost all mammals. It…

Q: QUESTION 3 Strands of DNA join together with Hydrogen bonds. These bonds form between the…

A: In  double stranded DNA the two strands of DNA are twisted around one another in the form of a…

Q: A mixed triglyceride contains: O A. three similar fatty acids esterified with glycerol B. two…

A: Triglycerides are lipids containing three fatty acids each in ester linkage with a glycerol moiety.

Q: Question 7 A sample was methylated and then digested, yielding a of 2,3-dimethylglucose and…

A: Glucose is a carbohydrate and it acts as the primary energy source for cells. Carbohydrates are…

Q: We are outnumbered by the bacteria in our colon. Why don't they typically make us sick? a) They…

A: The human microbiome helps to maintain the intestine linings and prevents the growth of pathogenic…

Q: In the synthesis of 1 mole 1-lauroyl-2-myristoyl glycerol, the number of moles of water released is?…

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

Q: Which of the following statements is not true about enzymes?*

A: Enzymes are usually composed of proteins and it works as a catalyst to speed up the biochemical…

Q: I just read an abstract of the paper “Disulfide bond-disrupting agents activate the tumor necrosis…

A: The TNF or Tumour Necrosis Factor receptors are Cysteine Rich Domain (CRD) containing Receptors. It…

Q: make your own timeline on biochemistry development up to 2022

A: Biochemistry is the study of biochemical reactions and biological process by applying the knowledge…

Q: Why we called the blood urea nitrogen not serum urea, although we called the serum creatinine??

A: A Blood urea and serum creatinine test is two different tests are done to check the kidneys…

Q: An enzyme catalysed reaction has a Km of 8 mM and a Vmax of 13 nM.s-1.  Use the Michaelis-Menten…

A:

Q: What is the building block of proteins?*   A. Carboxylic acid B. Amino acid C. Hydrochloric acid D.…

A: Biomolecules are organic compounds produced by living organisms. They play important function as…

Q: Integral membrane proteins can exist as all of the following, except: a. A single helix A beta…

A: An integral or intrinsic membrane protein abbreviated as IMP is one type of membrane protein that is…