Q: How would one go about identifying the active site residues in the laboratory?
A: Proteins that can catalyze all biochemical reactions are known as enzymes. The active site is the…
Q: How does soap kill bacteria?
A: Regular soap helps in cleaning the dirt and grease but it also helps to kill bacteria, and viruses…
Q: Can you explain in detail why do cells use general acid catalysis and not specific acid catalysis?
A: Cellular metabolism involves many pathways like glycolysis, Krebs cycle, lipolysis and energy…
Q: The lipopolysaccharide of Gram-negative bacteria is composed of the following EXCEPT:
A: Bacteria are characterized by the presence of a cell wall but not all bacteria have cell walls.…
Q: How can we identify a noncompetitive inhibitor?
A: Enzymes are biological catalysts that help in catalyzing or speeding up biological reactions by…
Q: What criteria are used to determine the specified substrate?
A: An enzyme is a biological molecule that works as a catalyst in living organisms, controlling the…
Q: Why is 70% the optimum concentration used in the preparation of ethyl as an antiseptic?
A: Disinfection is referred to as cleaning a surface with a chemical compound so as to destroy…
Q: What does the red dye Prontosil have to do with sulfa drugs?
A: Antibiotics are the medicines which are used to cure infections which are caused by bacteria. These…
Q: phenazopyridine
A: Phenazopyridine could be a pain reliever that affects the lower a part of your tract (bladder and…
Q: what is the purpose of adding HCl in the precipitation of proteins by alkaloidal reagents?
A: Protein precipitation is the process in which protein is separated from any extra contaminants that…
Q: When combining 0.5 mL of Lysozyme solution (with a concentration of 10 mg/ml) and 0.5 mL of water,…
A: Lysozyme is an enzyme which catalyzes the hydrolysis of peptidoglycans present in cell walls of…
Q: What are antipyretics and how do they work?
A: A drug is a chemical substance that causes physical, behavioral, and emotional changes in the body.…
Q: Triclosan is one of the most widely used antimicrobialagents in household products. It is:(a) A…
A: Answer is b.) A phenolbased compound.
Q: What is known as montreal protocol?
A: Montreal protocol is an international initiative for ozone depletion.
Q: What is contact inhibition?
A: Contact inhibition is a phenomenon shown by the normal cells in the animals which involves when two…
Q: Which is more effective as an antiseptic: ethyl alcohol or isopropyl alcohol? Choose only one and…
A: Alcohols are widely used for their sterilizing properties. They are widely used as an ingredient of…
Q: Why is 80% alcohol the recommended solvent For the preparation of plant extract?
A: Different plants have different properties due to the differences in their chemical composition,…
Q: what are the types of analogue in medicinal chemistry? and why it is so important in drug discovery…
A: Introduction Drug analogs in the medicinal industry are compounds sharing structural and therapeutic…
Q: Why does picric acid and tannic acid are used to treat burn?
A: Picric Acid, is an organic compound chemically known as 2,4,6-trinitrophenol. It is a pale yellow…
Q: Penicillin reacts with the cysteine residue of penicillin binding protein. Show the reaction here.
A: Penicillin is a beta-lactam antibiotic. Penicillin kills the bacteria by inhibiting the synthesis of…
Q: What type of reversible inhibitor are sulfanomides? Competitive Uncompetitive…
A: Substrate molecules get converted to product molecules during a biochemical reaction. Enzymes are…
Q: What are the Regulations associated with Tetramethrin and Lambda-Cyhalothrin?
A: Tetramethrin (HSG 31, 1989) is a pyrethroid insecticide, and is a chemically synthesized analog of…
Q: Why we use glutaraldehyde in production of biomaterials ? What can we use instead of glutaraldehyde?
A: In the field of biomaterials, there is a combination of medicine, physics, biology, and chemistry.…
Q: The compound used in anti-malarial drug is_______?
A: Malaria is a mosquito-borne infectious disease. It is generally caused by single-celled…
Q: Ranitidine is better than Cimetidine?
A: Drug therapy aids in the treatment of various medical conditions by the administration of a drug…
Q: What is the role of imidazole in Ni-Affinity Chromatography?
A: Chromatography is the technique where the mixture of proteins gets separated based on various…
Q: If we want to observe the following reaction, what must we add to a test tube? Select all that…
A: A chemical reaction is defined as the interaction between different molecules.
Q: Compare AND contrast an intercalator and an alkylating agent.
A: Intercalating agents and alkylating agents, both have effects on the cell's DNA by altering it.
Q: What is the oligodynamic effect? To which chemicals does the term oligodynamic effect apply? Give 2…
A: Microorganisms are the microscopic living things around us. They can inhabit a variety of habitats…
Q: Is the formation of a serine ester an example of acid/base catalysis, group transfer or…
A: Serine residue has an -OH group acting as a nucleophile, attacking the carbonyl carbon of the…
Q: I have an aqueous solution of tyrosinase but I require the solid form of tyrosinase. How would you…
A: Tyrosinase is an enzyme which is present in plant and animal tissues. Tyrosinase catalyzes the…
Q: why would you perform an indole test?
A: The inside test is a qualitative approach of the biochemical analysis of bacteria that determine…
Q: SEE EXAMPLE IN THE IMAGE A mixture of 0.20M acetic acid and 0.30M sodium acetate is given. Calculate…
A: The Henderson Hasselbalch equation for calculation of the pH of a solution of weak acid and its…
Q: Penicillin G inhibit?
A: Penicillin interferes with the production of a molecule called peptidoglycan. Peptidoglycan…
Q: You have 12 mL of cells you need to treat with Hydrogen Peroxide (H2O2), such that the final…
A: Given , Volume of cells = 12 mL Final concentration of H2O2 = 50 uM The amount of 30 mM stock…
Q: Why Cepacol is used ?
A: Cepacol is a drug which relieves pain associated with a sore throat or mouth. It can be administered…
Q: Why are some solutes soluble in water and solutes soluble in cyclohexane ?
A: The solvent is the substance, in which the solute gets dissolved to form a homogenous mixture,…
Q: How can we identify a competitive inhibitor?
A: Enzyme inhibitions are the mechanism of inhibiting the catalytic reactions of an enzyme by using…
Q: What are the negative effects of using Disulfiram ?
A: Substance abuse It is a condition characterized by uncontrolled use of substances for…
Q: In detail, why 70% Alcohol is better than 100% Alcohol (as an antiseptic) to control the growth of…
A: Microorganisms are small organisms which cannot be seen through naked eyes. These organisms have…
Q: How can we identify an uncompetitive inhibitor?
A: The enzyme is a protein molecule that acts as a biocatalyst. This helps to facilitate many…
Q: Why safranin are used as the sample dye in dye adsorption experiments?
A: Safranin is most popular in medical research for staining acidic proteoglycan that is found in…
Q: What are the functions of the sterols in human body?
A: Asked : Functions of sterol in human body
Q: Why can alcohol kill bacteria? Explain via proteins.
A: Alcohol kills bacteria through The process called as denaturation. Denaturation takes place when…
Q: How is it possible for certain organisms to grow and thrive in the prescence of cyanide?
A: Most organisms need nutrients for energy, water to stay hydrated, and a place to grow that meets…
Q: What is the driving force behind paper chromatography?
A: Chromatography is a laboratory method of separating the mixture into individual components. It…
Why 70% Alcohol is better than 100% Alcohol (as an antiseptic) to control the growth of bacteria?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- Which is more effective as an antiseptic: ethyl alcohol or isopropyl alcohol? Choose only one and explain why.State the principle that underlies the following biochemical tests: a) Methyl red test b) Voges-Proskauer testWhy is 80% alcohol the recommended solvent For the preparation of plant extract?
- What does the red dye Prontosil have to do with sulfa drugs?How much nystatin stock (50 mg/mL) needs to be added to 15 mL of tryptic soy agar to give a final concentration of 50 μg/mL?Why must alcohol be diluted with water to about 70 % percent before it could be used as an effective disinfectant. What is the chemistry behind it?
- A vial of Doxorubicin reads 0•5g per vial. Instructions say to reconstitute each 12mg with 2•5ml of NS. How many ml of NS will be needed to reconstitute the vial of the recommended concentration? please show workingA drug in solution is stable for 2 years at room temperature (25°C). How long may the drug be theoretically stable at refrigerator temperature (5°)?Cyclophosphamide, after reconstitution, has a concentration of 20 mg/mL. The patient, who weighs 67 kg and is 155 cm tall, is ordered cyclophosphamide in 250 mL NS. How many mL will be added to the bag?