why doesn’t penicillin act against any eukaryotic pathogens.

Q: why a pathogen COULD need to turn off certain genes when infecting a host?

A: Pathogens (specially bacterial pathogens) are equipped with some specific virulence genes located…

Q: Why are viruses with lipid-containing envelopes relatively susceptible to certain biocides?

A: Virus  Viruses are the infectious particles that contains either DNA or RNA as a genetic material.

Q: Bacteria are equipped with mechanisms that are capable of counteracting host defenses. Please choose…

A: Bacteria are single-celled microscopic organisms that can survive in a diverse environment. They are…

Q: Pick any bacterial pathogen, how could its relationship with its host be different if it was similar…

A: Pathogenic bacteria are those who cause harm to host organism. There are few bacteria who cause…

Q: Reterovirusses do not follow central dogma why?

A: The central dogma is the process by which the instructions in DNA are converted into a functional…

Q: Why do viruses become less virulent?

A: Viruses are microscopic agents that can replicate only inside host cells. They can infect all types…

Q: Why are encapsolated bacteria generally more pathogenic than un-capsolated strains. a. Because…

A: The capsule is a layer of polysaccharide found outside the cell envelope of bacteria.  Capsule gives…

Q: (b) Bacteria strain that can grow in the presence of streptomycin.

A:

Q: Why is Clostridium difficile a good target pathogen for a vaccine? (In details, please) thanks!

A: Clostridium difficile infection is a significant local area related sickness. This infection is…

Q: list 3 targets of antibiotics that are unique to bacterial cells & explain what they do in bacteria…

A: Antibiotics impact negatively the bacterial cell's vital processes and structures. The bacterium is…

Q: If a person contracted MRSA and no antibiotics are working on them, how would you go about finding a…

A: MRSA is an abbreviation for methicillin-resistant Staphylococcus aureus. It's a strain of staph…

Q: Explain why there are far fewer antiviral agents than there are antibacterial agents

A: The primary classes of antimicrobial specialists are disinfectants (non-specific specialists, for…

Q: Describe one scenario in which antibiotic resistant bacteria in a chicken could enter your body.

A: Antibiotic resistivity is the condition in which a microorganism develops resistivity against a…

Q: What is the mode of action of most antifungal drugs? inhibition of RNA synthesis disruption of…

A: An antifungal drug eliminates the fungal pathogens selectively from a host. During this process, the…

Q: Why can bird flu H5N1 infect humans?

A: Bird flu is caused by a special type of influenza virus. It rarely affects humans. But are two…

Q: Is a prion always pathogenic

A:

Q: Because penicillin prevents peptidoglycan synthesis, it is more effective on cells.

A: In this question, effect of penicillin on the cell wall of different types of bacteria is to be…

Q: Which properties are targeted when scientists develop antiviral drugs? removal of viral MRNAS…

A: The property which must be targeted by the scientists while developing the antiviral drugs is:…

Q: We have many antimicrobial drugs to treat bacterial infections, but very few for viruses.  Why is it…

A: Viruses pose sizable demanding situations to the body's immune device as they lurk inside cells,…

Q: Why do pathogenic bacteria make enzymes?  Name one enzyme that affects blood clotting (or clots) and…

A: Bacteria that can induce disease are known as pathogenic bacteria. Many bacteria are harmless and…

Q: why are non-enveloped viruses generally more resistant to disinfectants than are enveloped viruses?

A: Viruses are small microscopic organisms usually containing RNA as a genome that is coverd by a…

Q: Why is it difficult to develop a universal flu vaccine?

A: A universal flu vaccine refers to the type of vaccine that will be functional against all kinds of…

Q: Does Soap kill virus?

A: Soap is the salt of long-chain fatty acids. They are used for various purposes like cleaning and…

Q: Intense fever, shock, and other symptoms occur in some gram-positive bacterial infections due to:…

A: Gram-positive bacteria are characterized by their thick walls of peptidoglycan. They stain red or…

Q: Can penicillin kill viruses?

A: Virus is a submicroscopic infectious agent that needs a living host for their replication. It causes…

Q: In a petri dish with solidified agar with escherichia coli, enterobacter aerogenes and…

A: If lytic T4 bacteriophage initiates its infection by binding OmpC protein and lipopolysaccharide on…

Q: Explain why there are fewer antifungal, antiparasitic, and antiviraldrugs than antibacterial drugs.

A: The antimicrobial compounds are the drugs used for the treatment of the infection caused by…

Q: bactericidal antibiotics arrest the replication of bacteria

A: Antibiotics are drug which inhibits the growth of or destroys the microorganisms. Antibiotic are…

Q: Acyclovir can be used to treated virus-infected cells. Explain how?

A: Acyclovir is an antiviral medication which  is primarily used for the treatment of viral disesases…

Q: Some antibiotics fail to kill/inhibit a pathogen simply because the microbe is naturally…

A: Some antibiotics fails to kill or inhibit a pathogen simply because the microbe is naturally…

Q: Why can protease inhibitors and nucleoside analogs be used in minimizing the replication of the HIV…

A: Protease is an enzyme in the body that's important for HIV replication

Q: . Explain how penicillin kills bacteria

A: Antibiotics refer to medications that are used to prevent bacterial infections. They do so by…

Q: briefly describes an example of how a unique cell structure of a microbe could be a target for…

A: Antibiotics are antimicrobial medicines derived from other organisms (such as moulds, fungi, and…

Q: What is a reassortant influenza virus and why can such virusesbe so dangerous?

A: The influenza is commonly known as the flu and it is an infectious disease caused by an influenza…

Q: Explain how prions cause disease.

A: The virions and prions are non-cellular infectious agents. These substances are smaller than viruses…

Q: Why do we use such terms as infectious  particles, agents, or active or inactive when referring to…

A: Viruses are microscopic organisms. They are obligate parasites as they do not have their own…

Q: How does Escherichia coli try to protect itself from phage attack,and how does T4 protect itself…

A: The lytic cycle of the virus replication starts from the attachment of the virus on the surface of…

Q: Why are antiviral drugs so difficult to develop?

A: Major natural source of antibiotics is fungi, bacteria and other prokaryotes. There are hundreds of…

Q: Is COVID-19 more infectious than a common cold

A: Common cold and COVID-19 are viral infections. Common cold is a seasonal disease that is caused by…

Q: What kind of viruses are influenza A

A: Virus: It is an infectious agent. The virus is made up of a nucleic acid molecule that is coated by…

Q: hree different ways in which exotoxins can be transported from a human pathogenic bacterium into a…

A: Exotoxins are soluble proteins secreted by some pathogenic bacteria and they alter the host cell…

Q: Why do penicillins not kill species of Archaea?

A: Archaea are single celled-microorganisms and they are prokaryotes. They comprise of a single…

Q: Which of the following is the site of action for penicillin? O Cell wall Cell membrane O Protein O…

A: The drugs or medications that fight bacterial infection by killing or slowing down the bacterial…

Q: Why is HIV protease a good target for anti-HIV therapy and drug discovery?

A: HIV protease is a retroviral aspartyl protease which is an enzyme that is involved with peptide bond…

Q: Aminoglycosides inhibit protein synthesis in bacteria. These class of antibiotics are considered to…

A: Aminoglycosides -- Aminoglycosides are member of group of antibiotic. An antibiotic is defined as a…

Q: Fill in the table. An example below is attached as a guide.  Disease: Influenza A Microorganism:…

A: Influenza  It is a viral infection that is caused by the influenza virus. It is commonly called flu…

Q: Why gentamicin and tetracycline are not effective against eukaryotic microorganisms such as fungi?

A: Tetracycline and gentamicin are antimicrobial agents.