Normal microbiota provide protection from infection in each of the following ways EXCEPT:   Question 3 options:   A)  they produce antibacterial chemicals.   B)  they compete with pathogens for nutrients.   C)  they make the chemical environment unsuitable for nonresident bacteria.   D)  they produce lysozyme.

Q: How can particles so small, simple, and seemingly insignificant be capable of causing disease and…

A: Viruses are the smallest of all the microbes.  They are unique because they are only alive and able…

Q: Is the human gut microbiome contains trillions of microbes that both influence and are influenced by…

A: The gut microbiome basically implies the composite microbial genome found in the mammalian…

Q: normal microbiota  beneficial

A: what are normal microbiota? '' normal microbiota '' denotes to the population of microoganisms that…

Q: How could the microbiome cause some infections to be more severeand other infections to be less…

A: Microbiome or the normal microbiota are those microbes that reside in the human body and do not…

Q: What is the difference between an emerging and a reemerginginfectious disease?

A: An infectious disease is the one that is caused by pathogenic microbes. These microbes can be…

Q: How does knowing the anatomical location of normal microbiota help clinicians diagnose infection?

A: NORMAL MICROBIOTA:- Normal flora local flora of the human body present at several places like on the…

Q: Which of the following is a difference between transient and resident microbiota?   Transient…

A: Microbiota helps to protect the intestine against colonization by pathogens. Microbiota are the…

Q: What are two reasons why it is important to characterize and understand the human microbiome?

A: The microbiome is referred to as the collective genomes of the microbes that live inside and on the…

Q: osaic disease was NOT caused by a bacteria?

A: The virus can be defined as the submicroscopic infectious agent that can replicate inside the living…

Q: What is the difference between an epidemiologist and a microbiologist?

A: Biology is a branch of science which deals with learning of living organisms . Main disciplines of…

Q: What is the difference between a disease vehicle and a diseasevector?

A: A disease vector is any agent that carries and and helps in transmitting an infectious pathogen into…

Q: Why are pathogenicity islands important?

A: The invasion of pathogenic microbes into the host body tissue is referred to as the infection.…

Q: Why do patients with XLA tend to contract infections associated withbacteria, more than viral…

A: Microorganisms or microbes are creatures that are only visible under the microscope. Various…

Q: Which is a method of transmitting pathogens from one host to another by carrying microorganisms…

A: Regardless of the reservoir, transmission can occur for an infection to spread. First, transmission…

Q: Define the term opportunism, illustrating your answer with two contrasting examples of organisms…

A: When a microbe penetrates a person's body and harm, it is called an infection. The microbe survives,…

Q: Which of the following statements reflects the pathogenesis of influenza virus? A-The virus…

A: Influenza virus attacks on the respiratory system of human beings. It belongs to the family…

Q: Describe the four general mechanisms by which microorganisms cause disease.

A: Microorganisms are defined as the small organisms that can not visible with naked eye. microorganism…

Q: What is the germ theory of disease? why it is essential to the treatment of infectious diseases?

A: Microbiology is the study of microorganisms that are invisible to the naked eye. The microorganisms…

Q: How are acute, chronic, and latent infections different from one another?

A: Acute infection are those infections which occur in a relatively short time (rapid onset) (like in…

Q: What are two reasons microbes will produce toxins?

A: Introduction :- Toxins produced by microorganisms such as bacteria, fungus, protozoa,…

Q: What are the genetic and molecular features that differ between pathogens and members of the normal…

A: The phrase "ordinary microbiota" alludes to the microorganisms that live on a superficial level and…

Q: Describe the infectious disease process

A: The infection disease process depends on how far the pathogen is able to proliferate itself even…

Q: What characteristics make a pathogen or its productsparticularly useful as a biological weapon?

A: A biological weapon as the term suggests is the weapon that includes microorganisms and it is…

Q: What is a zoonotic disease? A disease reservoir?

A: Disease transmission indicates the mode of how the diseases spread from one another.

Q: Which is a more destructive disease, monocyclic or polycyclic disease?

A: A pathogen is an organism that produces a disease. Pathogenic diseases can be monocyclic or…

Q: What are healthcare-associated infections?

A: Introduction Infection is a condition when a host cell invades by some foreign pathogen, which is…

Q: Give an example of preventing infection for each element of the infection chain ?

A: Infection It is the process of interaction that occurs between pathogens and susceptible host. There…

Q: What is the purpose of the lab whereby you take a throat swab and identify the normal bacteria in…

A: A throat culture is a test that looks for germs that can cause an infection (such as bacteria or…

Q: Where do the organisms that cause staph and strep infections typically come from?  What causes them…

A: Strap infections are mainly caused by staphylococcus bacteria while strep infections are caused by…

Q: A. How many people a year die due to insecticide misuse and exposure?  B. What does Bt stand for? C.…

A: Insecticide -----  Poisoning by insecticide , pesticides has been a severe public health problems…

Q: In this case, bacteria were introduced to the patient’s muscles through an injection. How else might…

A: The infection of bone and muscles are relatively rare because they are present deep inside the body.…

Q: List and describe the four methods by which infection can be transferred from the source to the host

A: Infection is caused in our bodies by various pathogens. The pathogen enters the body and affects the…

Q: What are the microbes called which colonize our bodies and actually help us to survive by aiding…

A: Microbes are small sized organisms which cannot be seen by naked eyes. They are only visible through…

Q: antibiotics designed to stop narrowly defined categories of infectious microbes be used to discover…

A: Organisms belonging to different species exhibit various forms of interactions between them. Such…

Q: Why are pathogenic disease referred to as transmissible disease?

A: The condition of complete well-being of social, physical, and mental condition is termed as health.…

Q: What are the three things required for an infection to occur? Give an example of each.

A: Under favorable circumstances, pathogenic organisms can gain access into body systems to cause a…

Q: Below are a list of virulence factors/ strategies paired with an example of an organism that…

A: Adhesion. Many bacteria must first bind to host cell surfaces. ... Colonization. Some virulent…

Q: What is microbiome, and what are the interactions between the host's microbiome and infectious…

A: Microbiome refers to community of  microorganisms and their genes in a particular environment. human…

Q: What is major difference between an endemic disease and an epidemic?

A: Answer: EPIDEMIC : It is the spread of disease within a population , region and a community. ENDEMIC…

Q: Name one disease where exotoxins are important

A: A disease is defined as an abnormal condition that will affect a living organism. Diseases are…