Explain how each of the following contributes tothe virulence of bacteria:a. production of endotoxinb. spore formationc. presence of a capsule

Q: he association of endotoxin in gram-negative bacteria is due to the presence of......

A: Endotoxin is a sort of pyrogen that is found in Gram-negative bacteria like E. coli's outer cell…

Q: The number of microbes needed to cause illness in the host A. the disease threshold B. Minimum…

A: Disease threshold refers to the condition of the disease after which there is requirement for proper…

Q: A pathogenic bacterium’s toxin causes symptoms thatincrease the bacterium’s chance of spreading from…

A: bacteria produce 2 different types of toxins for virulence,, the exotoxins and the endotoxins the…

Q: This bacterium secretes an exotoxin that binds to nerve cells and causes muscle paralysis. O a.…

A: A toxin secreted by bacteria is exotoxin.

Q: In the human body, Escherichia coli (a normally harmless bacterium) can be found in the: a. mouth b.…

A: Escherichia coli is a gram-negative bacteria. The organisms that are found on or inside the body of…

Q: Which of the following microbes produces a natural biopesticide?a. Penicillium chrysogenum b.…

A: Biological pesticides are otherwise known as biopesticides and refer to the unique type of pest…

Q: A(n) _______ organism is part of the normal microbial flora of the host    A. Acquired  B.…

A: The microorganisms are responsible for development of particular disease. But not all microorganisms…

Q: which gram negative bacteria might be according to the data? (a) Acinetobacter baumannii (b)…

A: Mannitol Salt Agar (MSA) is used as a selective and differential medium for the isolation and…

Q: The most common way that disease-causing bacteria harm the human body is by: causing high fevers…

A: Please follow step 2 for detailed explanation.

Q: One of the following is not considered as a determinant of bacterial pathogenesis? a. Transmission

A: Pathogenicity refers to a pathogen's ability to cause disease. Microbes express pathogenicity…

Q: What are some mechanisms by which pathogenic bacteria cause diseases? Why is this knowledge…

A: Bacteria are a group of prokaryotic microscopic single celled organisms. They live in diverse…

Q: Explain the effect of the virulence factor common to all gramnegativebacteria.

A: Virulence is defined as the ability of an organism to infect the host and cause a disease. Virulence…

Q: When bacteria causes the death of most or all of the cells in an organ or tissue due to disease,…

A:

Q: Describe three different ways in which exotoxins can be transported from a human pathogenic…

A: The release of toxins into the surrounding environment, regardless of when released, outcomes in the…

Q: N. meningitidis counters the body’s defenses with a. IgA protease. b. a capsule. c. endospore…

A: Neisseria meningitidis is a Gram-negative and non-endospore-forming bacterial strain. It is a…

Q: Which type of bacteria is responsible for producing ex-tremely toxic sulfuric acid?(a) Thiobacillus…

A: The most dangerous group of bacteria are the sulfur oxidising due to their ability to produce…

Q: Endotoxins are A) O Associated with lipid A of the LPS layer. B) O Secreted from the cell. C) O Part…

A: Endotoxins are substances, especially toxins, which are resistant to heat and are found in a wide…

Q: Medications used to treat protozoal infections are commonly referred to as _______________. A)…

A: Introduction Diseases caused by protozoan infections impact many different types of creatures,…

Q: You discover a microbe that you believe is the causative agent of a new disease. Using Koch's…

A: Microbiology is the study of microorganisms and associated topics. Microbiology has gone a long way…

Q: Which of the following effects is/are caused by formation of aninfectious biofilm?a. disseminated…

A: A typical misinterpretation of microbial living is that microscopic organisms exist as individual…

Q: Which of the following is a consideration in treating bacterial infections  A) Bacteriostatic b)…

A: Drugs used to treat these infections are called antimicrobials. The most commonly known…

Q: During which of the four phases of growth would a gram-positive bacteria be most susceptible to…

A: Bacteria have a growth period of 3-4 days. When data from a complete growth period is gathered, a…

Q: Give some examples of bacterial diseases.

A: Different types of bacteria are responsible for various diseases. They mainly act by releasing…

Q: A person in England arrives at a medical clinic with a fever and swollen lymph nodes shortly after…

A: The Gram negative bacterium, Yersinia pestis, is the causative agent of bubonic plague. Bubonic…

Q: An iatrogentic disease in a patient caused by Staphylo-coccus aureus–contaminated surgical…

A: Any abnormal condition that hinders optimum body functioning is considered a disease. Microbial…

Q: Mycobacterium tuberculosis is very difficult to stain because of the A) presence of ribosomes in…

A: Mycobacterium tuberculosis is a bacterial pathogen responsible for causing tuberculosis in human…

Q: Define the following terms:a. endotoxinb. periplasmic spacec. biofilmd. slime layere. bacterial…

A: The lipopolysaccharide present in the cell wall of Gram negative bacteria is called an endotoxin. It…

Q: John Snow studied cholera in London in the 1800s. He determine that the source of this epidemic was…

A: Communicable or infectious diseases are transferred from one diseased individual to a normal person.…

Q: Capsules are virulence factors (responsible for pathogenicity). Name two bacteria that are…

A: Bacteria are small, single-celled organisms that occur in their millions, both within and outside of…

Q: The best descriptive term for the resident microbes isa. commensals b. parasites c. pathogens d.…

A: Microbes are tiny organisms which we can not see only by eyes, we need instruments like microscope…

Q: The LPS layer in gram-negative cell walls releases ___________ thatcause _______________ .a.…

A: The gram-negative cell wall is composed of a thin, inner layer of peptidoglycan and an outer…

Q: antibiotics is not bactericidal

A: Antibiotics are used as a safety measure against the attack of microorganisms. They disable the…

Q: Exotoxins usually contribute to the infection process but endotoxins do not.  Both, however, are…

A: Virulence is the ability of an infectious agent to produce disease. Toxins are products of…

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

A: Antimicrobial therapy involves the utilization of medication to manage infection on or within the…

Q: The collection of bacteria, archaea, and eukaryotic microbes that normally inhabit the human body…

A: Opportunistic pathogens A group of microorganisms that do not usually infect healthy hosts but…

Q: endotoxins are: a. excreted from within the cell b. specific in their method of actino depending…

A: A toxin is any toxic substance that is produced by the living organism that includes small molecules…

Q: which of the following statements about exotoxins is generally not true? a. they have specific…

A: An exotoxin is a toxin/poisonous material secreted by bacteria.

Q: Which microbe produces AB toxin? O A. Human immunodeficiency virus. O B. Mycobacterium tuberculosis.…

A: AB toxin is a toxin secreted by many pathogenic bacteria. It has two components namely ‘A’ and ‘B’.…

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: The first step for directly linking a microbe to a specific disease according to Koch's postulates…

A: Koch's postulates state that the organism should be isolated from the diseased if the etiology of…

Q: Give an example to source of infection : 1. animal (zoonotic) 2. insect 3. soil

A: Parasitology is the examination of parasites, their hosts, and the correlation among them. As a…

Q: Bacteria perform the following ecological roles. Which roletypically does not involve symbiosis?(A)…

A: Symbiosis refers to relationship between two different species, in which at least one species is…

Q: Explain how two virulence factors work.

A: Since you have posted multiple questions we solve the first question for you. To get the remaining…

Q: How will the following factors contribute to the ability of bacteria to invade the host? A.…

A: Pathogens are the organisms that cause diseases.

Q: Construct a paragraph or two describing the interrelationship among a bacterial

A: The answer is explained below showing interrelation among a microorganism microorganism, the…