TWO of the following statements about Extended Spectrum ß-lactamases are CORRECT?

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: Describe which enzymes are required for lactose and tryptophan metabolism in bacteria when lactose…

A: Operons are the working unit of “deoxyribonucleic acid” that are present between the “promoter” and…

Q: Why can beta-lactamase destroy penicillin, but not methicillin?

A:

Q: Question 4 A series of 6-arylmethylidene penicillin-based sulfone inhibitors (1) were developed as a…

A: In gram-negative bacteria, beta-lactamase provides a resistance mechanism. It has four classes of…

Q: Streptokinase is engineered in the following way to make it resistant to protease O a. By replacing…

A: "Biotechnology" is the use of our knowledge of biological processes to the development of beneficial…

Q: Considering the general structure of penicillins, how are they rendered ineffective? Select one: O…

A: •Penicillin nucleus consists of fused Thiaolidine and B- Lactam linkage to which side chains are…

Q: Why can it be said that the enzymatic action is highly specific?

A: Enzymes are a form of protein which do the necessary biochemical reaction in the body. Enzymes that…

Q: Why is it important that the hexokinase reaction have a large negative deltaG? Would the cell be…

A: Free energy of a system is indicated by Delta G when the system moves from initial state to the…

Q: What is lactose intolerance? Discuss diet therapy employed for those experiencing the said…

A: Lactose is the sugar present in milk and dairy supplements. Lactose is a large sugar molecule that…

Q: 1)What are the main roles of the following amino acids; (within the crystal structure and/or active…

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

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: In acute lymphoblastic leukemia, the cancerous white blood cells typically lack the enzyme…

A: Acute lymphoblastic leukemia is a cancer present in the lymphoid line of blood cells, which is…

Q: Draw a schematic diagram of how we can nonpharmacologically manage Lactose Intolerance ? Please…

A: Lactose intolerance is a condition where the digestive system lacks the ability to digest dietary…

Q: Considering the general structure of penicillins, how are they rendered ineffective?   Select…

A: Penicillin is an antibiotic that inhibits the formation of peptidoglycan cross-links of the…

Q: Name three enzymes that are likely the source of bicarbonate ion that is involved with the formation…

A:

Q: a) Based on the mechanism shown in Figure 2A, what type of enzyme is transpeptidase? : Lyase…

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

Q: How is b-galactosidase induced in cells?

A: The beta-galactosidase enzyme is found in lysosomes which are compartments within cells that…

Q: An individual with an argininosuccinase deficiency is administered benzoate and arginine. This…

A: Argininosuccinase deficiency is a condition where the cells are devoid of an important enzyme i.e.…

Q: Why is D-glucose (dextrose), given intravenously to patients rather than sucrose?

A: In case of weakness sugar molecules are given intravenously and sometimes drugs are also dissolved…

Q: Why is it advantageous for two control mechanisms —allosteric control and covalent modification— to…

A: Enzymes are the proteins which act as a catalyst in chemical reactions. Enzymes never take part in…

Q: 1. The peptide below was isolated from fermented milk and shown to have antioxidant properties…

A: Peptide is polymer of amino acids linked by peptide/amide (covalent) bond with release of a water…

Q: Which of the following is true of the difference between Class I and Class II B-lactamase…

A: Beta lactamase inhibitors are the substances or compounds that inhibit beta lactamase enzymes. Beta…

Q: Which of the following statements is not true about the catalytic triad in chymotrypsin?  Group of…

A: The objective of the question is to identify the incorrect statement about the catalytic triad in…

Q: How can a person suffering from Adenosine Deaminase deficiency be cured?

A: Introduction In this question we will discuss about how a person suffering from Adenosine Deaminase…

Q: for GABA transaminase, ornithine decarboxylase, and alanine

A: PLP-dependent enzymes catalyse a wide range of reactions that result in bond cleavage at the carbons…

Q: What is the importance in glycosylation in rtPA in terms of its activity as a protein therapeutic?

A: Tissue plasminogen activator (tPA) is a serine protease that catalyzes the formation of plasmin…

Q: Explain why mutations of the Arg residue in Gsα that is ADPribosylated by cholera toxin are…

A: A potential virulence factor developed by Vibrio cholerae, which is the causative factor of cholera…

Q: Which enzyme catalyzes the reaction?

A: Proteases are usually synthesized as a zymogen. They are activated by proteolytic cleavage by other…

Q: PFK-1 is actually a tetramer with four identical active sites that produced fructose…

A: PFK-1 Phosphofructokinase-1 or PFK-1 is an important regulatory enzymes of the process glycolysis.…

Q: Why is penicillin such an effective inhibitor of the transpeptidase?

A: Transpeptidase is an enzyme that catalyzes a nucleophillic carbonyl substitution reaction necessary…

Q: What are the fates of carbons from the ketogenic amino acids? And Name three degradation…

A: Amino acids that are converted to acetoacetyl CoA or acetyl CoA are referred to as ketogenic amino…

Q: All the following amino acids produce an intermediate of the TCA cycle except Isoleucine Leucine…

A: TCA cycle or tricarboxylic acid cycle also known as Krebs cycle operates in the mitochondria

Q: what does it mean to be lactose intolerant?

A: Lactose is a natural sugar found in milk and other dairy products such as yoghurt and ice cream…

Q: Under what nutritional conditions would you expect PHAs orglycogen to be produced?

A: Every organism needs energy to carry out various physiological functions in the body in order to…

Q: There are several applications of microorganisms in industries. One of them is in medical and…

A: A microorganism is an organism that can only be observed under a microscope. Bacteria, protozoa,…

Q: When alanine undergoes transamination with oxaloacetate, alanine is first converted to alpha-keto…

A: Transamination undertaken by transaminases (also called aminotransferases)  is an example of…

Q: Some are unable to taste thiourea and PTC. DNA sequence results for these individuals show a normal…

A: Taste is governed/controlled by numerous or multiple genes, some of which may be easily tasted, such…

Q: The purified OXA-M290 enzyme can now be tested to determine which β-lactamase inhibitor is most…

A: Beer Lambert's equation relates the concentration of the analyte to the absorbance value recorded by…

Q: Give a schematic diagram of how we can nonpharmacologically manage Lactose Intolerance ?

A: Lactose intolerance is incapacity to process lactose found in milk products. it causes digestive…

Eating behaviors

The term "eating behaviors" is an umbrella term that encompasses aspects such as food selection and motivations, feeding habits, dieting, and eating behavior-related concerns such as obesity and eating disorders. Eating behavior is influenced by various psychological, sociological, cultural, environmental, and economic elements.