Q: Which bacteria produce B-lactamase enzyme which is resistant to penicillin and why?
A: Antibiotics are the medicines which are used to cure infections which are caused by bacteria. These…
Q: Who invented penicillin?
A: Penicillin is a group of antibiotics, derived originally from common molds known as Penicillum…
Q: Why can beta-lactamase destroy penicillin, but not methicillin?
A:
Q: What is penicillin exposure??
A: Penicillin is an antibiotic, which is derived from Penicillium molds. It is used to fight against a…
Q: How does the action of penicillin differ from that of lysozyme?
A: Penicillin is a secondary metabolite produced by certain bacteria which is used as an antibiotic. A…
Q: What do anticholinesterases do?
A: Acetylcholine transmits nerve impulses within the parasympathetic nervous system which induces…
Q: How Are Purines Degraded?
A: Purines and pyrimidines are nitrogenous bases present in nucleic acids (DNA and RNA) that pair…
Q: Name the natural growth inhibitor?
A: Some regulating substances which retard normal processes like seed germination, root and stem…
Q: What is penicillin?
A: Antibiotics are antimicrobial chemotherapeutic agents that kill the pathogen when it is inside the…
Q: What is the main barrier that prevents hydrophillic molecules from entering cells?
A: Cells were discovered by Robert Hooke in 1665. A cell is defined as the smallest unit of a living…
Q: How do cyanobacteria survive freezing and desiccation?
A: Cyanobacteria or blue-green algae are gram-positive, photosynthetic prokaryotes. They are one of the…
Q: How do probiotics work?
A: Probiotics means sample containing beneficial bacteria. Probiotics generally considered safe to…
Q: Why are b- lactam antibiotics only bactericidal to growing bacteria?
A: Beta-lactam antibiotics are the antibiotics that are bactericidal, which means they kill bacteria.…
Q: What is the significance of antibiotics in medicine?
A: Antibiotics can be defined as medicine that protects the body against bacterial infection. It either…
Q: How Are Pyrimidines Degraded?
A: Purine and pyrimidines are nitrogenous bases found in nucleotides.
Q: Can Cells Salvage Purines?
A: A salvage pathway is a pathway in which a biological product is produced from intermediates in the…
Q: What is ampicillin and how does it affect Escherichia coli?
A: Escherichia coli is a gram negative, rod-shaped, facultative anaerobic bacterium that is found in…
Q: What is the function of the blocking reagent?
A: Southern blotting is a procedure that identifies certain sequences of Deoxyribonucleic acid (DNA).…
Q: Why is it important to seek early treatment for Lymedisease?
A: We have to explain why it is essential that Lyme disease is diagnosed earlier.
Q: What is the mechanism of action of cisplantine as an anticancer agent?
A: Cisplantine is a chemotherapeutic drug. It has been used for treatment of numerous human cancers…
Q: What is peptidyltransferase reaction?
A: Enzymes are a type of protein that acts as biological catalysts that accelerate the chemical…
Q: How is the precipitation of proteins by alcohol applied in the fixing of tissues for histological…
A: Histology is generally the study of tissue types for identification and diagnosis purposes for cell…
Q: What are the properties of Tryptophan?
A: Tryptophan is an essential amino acid that consists of an alpha-amino group. alpha carboxyl group…
Q: What is the action mechanism of the antibiotic penicillin?
A: Antibiotics are the class of molecules that kills or inhibits the pathogenic microbes and their…
Q: What advantages do analogs like ampicillin and methicillin have over penicillin?
A: Drugs are medications that are taken in the prescribed amounts under the supervision of doctors to…
Q: What is Garsubellin A ?
A: Introduction: A substance that has the ability of actuating genes inside a cell is known as inducer.
Q: What is Bacterial Injury in Microbiology?
A: Bacteria produced in pure culture under ideal circumstances are examined in the lab for their…
Q: Would puromycin be useful for the treatment of a virus infection? Why or why not? Would…
A: Yes, Puromycin would be useful for the treatment of viral infections. It is an analogue of aminoacyl…
Q: How does penicillin inhibit the growth of certain bacteria?
A: Antibiotics are those drugs that are known to inhibit or kill bacterial cells and prevent from…
Q: What are the advantages of penicillin?
A: The antimicrobial substances are the agents that inhibits the growth of micro-organism and kills…
Q: How was the product of streptomycin isolated by the scientist who discovered this?
A: Streptomycin was first discovered by the American biochemists Selman Walksman,Albert Schatz and…
Q: How does the enzyme urease hydrolyze urea and cause diaper rashes in infants?
A: Urease is the enzyme responsible for the breakdown of urea into ammonia and carbon dioxide.
Q: Is Penicillin a weak antibiotic?
A: The antibiotics are antimicrobial substances. It is active against the bacteria. It is the medicine…
Q: What are the advantages of live preparations?
A: Vaccines impart adaptive immunity against certain pathogens.
Q: Why antifolate use for anticancer?
A: Antifolates are compounds that are commonly used to treat different forms of cancer. They are the…
Q: What is NBES?
A: NBEs stands for new biological entities. It can be defined as biological products that involve…
Q: What are some of the disadvantages of using natural penicillin for treatment of infections?
A: Antibiotics are antimicrobial substances that control or inhibit the growth of microorganisms,…
Q: What is the difference between Spironolactone and lasix?
A: Spironolactone and Lasix are used for reducing edema or a severe form of skin reaction. They can be…
Q: What kind of drug might be made out of an antimicrobial peptide and describe an advantage it would…
A: Bacterial drug resistance is now a significant ill health everywhere the planet as a results of…
Q: How can bacterial growth be retarded?
A: The bacteria are microscopic organism which are seen only under microscopes. They are present…
Q: What are the disadvantages of penicillin?
A: Penicillin is narrow spectrum antibiotic that prevents synthesis of peptidoglycan in bacteria. The…
Q: What are the advantages and disadvantages to semisynthetic penicillins?
A: Antibiotics are antimicrobial substances that control or inhibit the growth of microorganisms,…
Q: What is the main role of glycogen in wound hydrogel dressing?
A: Hydrogel rehydrate the wound bed and reduce wound pain.
Q: Why gentamicin and tetracycline are not effective against eukaryotic microorganisms such as fungi?
A: Tetracycline and gentamicin are antimicrobial agents.
Q: What is the difference between ivacaftor and Lumacaftor?
A: Cystic fibrosis (CF) is an inherited disorder that causes severe damage to the lungs, digestive…
Q: What is the Mechanism of lysozyme catalysed by enzymes without cofactors?
A:
How does penicillin inhibit bacterial growth?
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