Explain the ABA biosynthesis

Q: Explain Cholesterol biosynthetic pathway.

A: Cholesterol levels in the body are found from 2 major sources:Dietary intake and the process of…

Q: Why is it advantageous for the E.coli to stop production of lactose digesting enzymes when lactose…

A: An operon contains a group of genes that are regulated by a single promoter. These genes are…

Q: Why are transamination reactions important in both thesynthesis and degradation of amino acids?

A: Transamination reactions are the process by which amino groups and transferred to acceptor keto…

Q: Describe the genetics of lactose tolerance/intolerance,

A: Lactose intolerance means an individual is unable to properly digest the lactose. It means lactose…

Q: Draw in detail the pathway of de novo synthesis of deoxythymidine phosphate and provide a brief…

A: First carbamoyl phosphate is synthesized , which then enters the de-novo synthesis pathway for…

Q: Illustrate the mechanism of action of ysozyme.

A: INTRODUCTION In many animal cells, lysosomes are found. Circular vesicles with hydrolytic enzymes…

Q: Can the bacteria Alicaligenes Faecalis ferment lactose?

A: Can the bacteria Alicaligenes faecalis ferment lactose.

Q: DEFINE AND DESCRIBE The functions of the pentose phosphate and Enter-Doudoroff pathway.

A: The smallest organism that can be seen with the naked eye is called a microbe. It uses a variety of…

Q: Describe the pyrimidine biosynthesis pathway

A: Pyrimidines are the nitrogenous base of DNA & RNA. For DNA , pyrimidines are Thymine , Cytosine…

Q: List two examples of ribozymes and the reactions they catalyze

A: Enzymes can be defined as the proteins that act as the biological catalysts (biocatalysts).…

Q: Explain why the ability of some microorganisms to produce β-lactamase present prior to their…

A: beta- lactamase are enzyme which is produced by microorganisms mostly bacteria . This enzyme provide…

Q: Can the TCA Cycle Provide Intermediatesfor Biosynthesis?

A: TCA cycle is the final common oxidative pathway for fats, carbs and amino acids. The enzymes of TCA…

Q: Draw the mechanism of transamination with pyridoxalphosphate.

A: Pyridoxal phosphate is a vitamin B6 derivative act as an intermediate during transamination reaction…

Q: Chymptrysin preferentially binds thetransition state. Explain what is meant by this.

A: Chymotrypsin is defined as a “hydrolytic enzyme”. It is a member of the super-family, belonging to…

Q: Predict the eff ect on lysozyme’s activity of mutating Glu 35 to Asp and Asp 52 to Glu.

A: Lysozyme is an enzyme that hydrolyzes the polysaccharides present in many bacterial cell walls found…

Q: 18. Explain why the Krebs cycle can be referred to as the final common pathway of the degradation of…

A: Introduction :- The tricarboxylic acid (TCA) cycle, commonly known as the Krebs or citric acid…

Q: Explain how genetic mutations of phosphoribosyl pyrophosphate synthetase causing superactivity lead…

A: The overproduction and buildup of uric acid (a waste product of normal chemical processes) in the…

Q: Describe a common feature at the active site of serine proteases and acetyl cholinesterase

A: Acetylcholinesterase is an enzyme that catalyzes the hydrolysis of acetylcholine (which is a…

Q: Describe type I, II, and III L-asparaginases. Mention characteristics and differences between them…

A: L-Asparaginase Enzymes having antitumor activities. Degrade asparagine to aspartate with the…

Q: b) Lysozyme cleaves the peptidoglycan layer of bacteria. Briefly explain the roles of the residues…

A: Lysozyme catalyzes the hydrolysis of glycosidic bonds in bacterial cell wall peptidoglycan.

Q: Which amino acid degradation will not support gluconeogenesis? Ala Cys O Trp Leu Thr

A: Amino acids are chemical compounds that serve as the monomers of proteins. They consist of a…

Q: What are the mechanism of action for proton pump inhibitors (PPIs).

A: PROTON PUMP INHIBITORS- Proton pump inhibitors are a type of drug that works by inhibiting the…

Q: The Hatch–Slack pathway is an alternative name for _____________.

A: Photosynthesis is a biochemical process where light energy is converted into chemical energy in…

Q: [ALPHABETICAL ORDER] Name all of 13 glucogenic amino acids that convert to an intermediate product.

A: Based on the type of intermediates that are formed during the catabolism of amino acids, they can be…

Q: Explain the structural basis for cooperative substrate binding and allosteric control in ATCase.

A: Aspartate transcarbamoylase (ATCase) catalyses a key step of pyrimidine biosynthesis, the…

Q: A.) Create or propose a biosynthetic route for the production of plumbagin B.) Identify the…

A: create or propose a biosynthetic route for the production or plumbagin   Description Plumbagin…

Q: Propose a mechanism for the biosynthesis of a-terpineol from geranyl pyrophosphate

A: Alpha-terpineol is an alcohol. It is prevalent in natural oils like pine oil. Terpineol has four…

Q: Describe the chemotaxis system in E. coli

A: The chemotaxis means bacterial motility towards a chemical gradient.

Q: . Propose a chemical mechanism for the reaction catalyzed by the PLP-dependent glatamate…

A: Glutamate-1-semialdehyde 2,1-aminomutase is an enzyme which belongs to the family isomerases;…

Q: Provide the mechanism for step 2 of the biological formation of geranyl diphosphate (A') are…

A: Coupling of two Isopentenyl pyrophosphate molecules gives geranyl pyrophosphate or geranyl…

Q: Explain catecholamines biosynthesis pathway

A: Catecholamines are the derivatives of amino acids which help the body to release into the blood in…

Q: Briefly explain why beta turns are found at the surface of proteins rather than in their hydrphobic…

A: Introduction: Beta turns are present in folded proteins where they connect the ends of two adjacent…

Q: Describe the experimental evidence that supports lysozyme’s catalysis by acid– base catalysis,…

A: Lysozyme, also known as muramidase or N-acetylmuramide glycanhydrolase, is an antimicrobial enzyme…

Q: Describe the roles of dUTPase, thymidylate synthase, and dihydrofolate reductase in the synthesis of…

A: The de novo dTMP synthesis pathway catalyzes conversion of deoxyuridylate (dUMP) to dTMP.

Q: List the starting materials and cofactors required for IMP biosynthesis.

A: Inosinic acid or Inosine monophosphate (IMP) is a nucleotide or specifically ribonucleotide of…

Q: Give the simplified representation of the pentose phosphate pathway.

A: Pentose phosphate pathway (PPP) is also known as phosphogluconate pathway and also called as hexose…

Q: Show the steps using in the Biosynthesis of isopentenyl pyrophosphate.

A: The Mevalonate pathway is the metabolic pathway that involves the biosynthesis of cholesterol…

Q: Briefly outline the role of UDPG in glycogen biosynthesis.

A: Glycogen synthesis from glucose involves phosphorylation to form G6P, and isomerization to for G1P.…

Q: Outline the mechanisms of the regulation of cholesterol biosynthesis.

A: Cholesterol biosynthesis : Biosynthesis of cholesterol generally takes place in the endoplasmic…

Q: Briefly discuss the REDUCTIVE TCA CYCLE.

A: The reductive TCA cycle (rTCA) is a biochemical pathway found in bacteria and other anaerobic…