Haemophilus influenzae is ________and requires special ____________for growth.a. motile, temperatures b. encapsulated, minerals c. intracellular, sample swabs d. fastidious, blood factors

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: Escherichia coli displays which antigens?a. capsular b. somatic c. flagellar d. all of these

A: E.coli is a type of bacteria that is mostly found in the human intestine and gut of some animals. It…

Q: During this outbreak, some people sickened with listeriosis testedpositive for Listeria…

A: The strain of the pathogen that causes infection can be different in different individuals. During…

Q: A disadvantage of using UV light to control microbes is: '. a. it produces irritable ozone b. it has…

A: UV rays are ultraviolet rays. These rays produce thymine dimers and disrupt DNA.

Q: Penicillin is effective antibiotic prevents making peptidoglycan so we cannot use it when the caus…

A: Antibiotics are the medicines derived from weak strains of bacteria to kill virulent strains of…

Q: Why are endospore vials used to test autoclave function?   A. they change color when killed B. they…

A: The whole Earth is full of a lot of organisms. Unicellular and multicellular organisms inhabit the…

Q: This pathogen and its spores are effected by radiation. A. Staphylococcus aureus B. Clostridium…

A: Microbes, which are tiny and nearly invisible, have had a huge influence on society since the…

Q: Cephalosporins resemble which antibiotic in their mode ofaction and their structure?(a)…

A: A type of antimicrobial substance that is active against bacteria is an antibiotic. It is the most…

Q: Bacteria such as Mycoplasma that lack cell walls are:(a) Sensitive to penicillin(b) Resistant to…

A: Bacteria are unicellular prokaryotic organisms which are devoid of membrane bound organelles and…

Q: you worked for a school confronting an outbreak of S. aureus, how would you determine whether the…

A: An outbreak of staphylococcus aureus could become very dangerous specifically is the strain that was…

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 of the following is NOT true about dental plaque?(a) It is an intermittently formed coating of…

A: Dental plaque could be a biofilm of microorganisms (mostly microorganism, however additionally…

Q: M. tuberculosis (Mtb) takes about 12h to 18h to do a cell division. This partially explains why it…

A: Mycobacterium tuberculosis (M. tb) is a tuberculosis-causing pathogenic bacteria belonging to the…

Q: Which of these statements about Streptococcus pyogenes is false?a) It is a Gram-positive coccus…

A: Streptococcus pyogenes are gram-positive Group A streptococcus that are known to cause a variety of…

Q: Plague has been successfully controlled by the use of streptomycin and tetracycline Why was this…

A: Plague is an infectious disease which is caused by Yersinia pestis. It is transmitted from rodents…

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: A patient had a blister on the toe that got infected, and several days later the area around the…

A: Impetigo is skin infection problem which usually indicated by skin rash and redness. It is usually…

Q: The broth culture of Bacillus subtilis showed growth even after extended heating in a waterbath,…

A: Bacillus subtilis is a gram-positive and rod-shapes bacteria commonly found in soil and digestive…

Q: Two patients, with identical medical histories are in adjacent hospital beds. Each is infected with…

A: Answer The encapsulated bacteria in patient A were resistant to Phagocytosis.

Q: Bacterial LPS a. exists in Gram negative bacteria b. is the glycocalyx C. contains protein d. made…

A: Ans: Bacterial LPS or lipopolysaccharide are endotoxins and its description has been provided in…

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: Which of the following statements about Pasteurella multocida is false?a) Infections generally…

A: Bacteria are the most important microorganisms to the food processor. Some bacteria are beneficial…

Q: Normal flora may cause opportunistic infections when:(a) They are continually nourished by the…

A: Normal flora is those microorganisms that reside in the human body and do not normally cause…

Q: Escherichia coli displays which antigens? a. capsular c. fl agellar b. somatic d. all of these

A: Bacteria is a type of prokaryote that can be found on the Earth's surface. While some are dangerous…

Q: Which of the following is not a factor in the rise of drug-resistantAcinetobacter baumannii?a. It is…

A: Acinetobacter baumannii is a gram-negative bacillus that is aerobic and non-motile. It is an…

Q: Streptococcus pyogenes a gram-positive beta hemolytic streptococcus once streaked in Chocolate Agar…

A: Streptococcus pyogenes  It is a pathogenic bacteria that that requires blood agar media to grow.

Q: The pathogen Neisseria meningitidis has the nickname "the meningococcus". What is meningococcemia?…

A: Ans-(B) N. meningitidis in the bloodstream.

Q: A) A short paragraph on the habitat of the organism. B) A short paragraph on the special…

A: A) Pseudomonas aeruginosa is commonly found in soil, water & vegetations. It is also found as a…

Q: About becterial enzymes, it is CORRECT to affirm that: a). Some becterial enzymes can help the…

A: Bacterial enzymes are defined as the enzymes which degrade proteins into their amino acid components…

Q: A pure culture A) is sterile. B) is a population of identical cells. C) is made of a clearly…

A: These pure cultures are essential for microbiological studies. It facilitates the application of…

Q: antibiotics is not bactericidal

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

Q: Cancer patients undergoing chemotherapy are normally more susceptible to infections. However, a…

A: Cancer: When a normal cells undergoes uncontrolled cell division , differentiation and apoptosis (…

Q: Put Koch’s postulates in order.(a) The disease organism must be isolated in pure culture.(b) The…

A: Microbiology is a branch of science that studies microscopic organisms that are not visible to the…

Q: Biofilm is:

A: a) Biofilm is: a) a complex established community of microorganisms on solid surfaces   Explanation:…

Q: M.tuberculosis (Mtb) takes about 12h to 18h to do a cell division. This partially explains why it…

A: Mycobacterium tuberculosis  is a pathogenic bacteria causing Tuberculosis(TB).It usually attacks…

Q: Which of the following is not consistent with an endospore? a. It is not a means of asexual…

A: The primary function of most of the endospore is for ensuring survival of a bacterium which goes…

Q: Write a paragraph of the three types of mycolic acids that you have Mycobacterium tuberculosis and…

A: The constituents of cell walls of the pathogenic bacterium are often studied to know the cause of…

Q: Robert Koch (a) proposed a set of guidelines to demonstrate that a specific pathogen causes specific…

A: Microorganisms are small living organisms some of which are pathogenic and cause diseases.

Q: Bacillus subtilis and Bacillus cereus most likely showed greater resistance to UV light than…

A: When some of the microbes are exposed to UV lights they will get killed. The more the time and the…

Q: which characteristic of clostridium botulinum causes harm to adults?

A: Clostridium botulinum is a bacterium that produces dangerous toxin(botulinum toxin) under low…

Q: As a Medical Laboratory Scientist you want to perform sub-culture (a method that transfers bacterial…

A:

Q: a. b. C. « 000000000 Use the diagram to match the correct answers. a. ( Choose ) [Choose] possesses…

A: Any bacteria or archaeon with a spherical, oval, or usually round form is called a coccus. Bacteria…

Q: The infective stage of Entamoeba histolytica to man has A. Pseudopodia B. ingested red blood cells…

A: E. histolytica is cosmopolitan amoebic parasite which is found all over the world and infect 35- 50…

Q: (i) Explain the effect of the ionising radiation on the bacteria. (ii) Identify the purpose of petri…

A: Given here is the effect of ionising radiation on the growth of salmonella typhimurium in the…

Wound infections

A wound is damaged or breaks in the surface of the skin. The wound is divided into two types, they are acute wound that includes minor cuts, laceration, bites, etc, and chronic wounds that can become slow to heal including ulcers on the legs and feet. Redness, pain, and swelling are signs of a wound.