Some strains of Staphylococcus aureus produce that can cause toxic shock. Multiple Choice tetanospasmins endotoxins lipopolysaccharides LPS and superantigens superantigens

Q: Under what conditions does Staphylococcus epidermidis become an opportunistic pathogen? Group of…

A: * Staphylococcus epidermidis are  nonmotile and stains Gram positive and  cocci shaped Which are…

Q: Consider that a certain antimicrobial drug prevents bacterial growth. However, when the drug…

A: ANTIMICROBIAL DRUGS:- These are those chemicals which inhibits or kills the growth of variety of…

Q: Which of the following is NOT a health benefit of the microbiota? compete for food sources O…

A: Microbiota is the actual microorganisms that live on and within us.The microorganisms living in a…

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: example of gram negative bacteria

A:

Q: Which of the following is not an exotoxin? O LPS O A-B toxin O Leukocidins O Superantigens

A: Hello you have asked multiple questions. We can answer only the first one for rest please repost…

Q: ame of Organism: Staphylococcus saprophyticus Type of Medium Blood Agar Color Before Inoculation…

A: Beta haemolysis represents an entire breakdown of the haemoglobin of the red blood cells within the…

Q: Micro -endotoxin

A: Microendotoxin refers to pyrogen molecule (fever inducing agent) found in Gram negative bacteria.

Q: A 65-year-old man who has been living for years with debilitating hepatitis C finally receives a…

A: A liver transplant can be described as a surgical procedure that replaces a sick liver with…

Q: Why must the top agar be supplemented with maltose? A) Maltose allows for binding of the phage to…

A: Plate cultures of bacteriophage are prepared by combining phage with susceptible host cells in top…

Q: A certain culture of the bacteria stripped her classes and national has 10 bacteria to double every…

A: Bacteria divide by binary fission. This means each cell divides into two identical daughter cells.…

Q: Crystals of Bt toxin produced by some bacteria do not kill the bacteriathemselves because –(a)…

A: Bt crops are genetically modified crops which are resistant to insects. These plants are modified to…

Q: Yeast infection following antibiotic therapy is an example of _______ infection     . acute…

A: Following I will be discussing about opportunistic infections.  Opportunistic infections  are…

Q: The ability of some microbes, such as Trypanosoma or Giardia to alter their surface molecules and…

A: The protozoan parasitic species present in the genus Trypanosoma causes Human African…

Q: An antimicrobial agent shows selective toxicity when specifically: An antimicrobial agent is said to…

A: Bacteria, viruses, and other microorganisms are everywhere in the environment. They are even inside…

Q: Some bacteria produce the enzyme penicillinase, which breaks the beta-lactam ring in the penicillin…

A: Penicillin is able to kill bacteria by inhibiting their cell wall biosynthesis . The cell walls of…

Q: Exotoxins Endotoxins Chemical makeup General source Degree of toxicity Effects on cells Symptoms in…

A: Cells are affected by chemicals that confer toxic effects on them. The toxins can be classified as…

Q: How can you tell that these S. aureus isolates are different strains?

A: Staphylococcus aureus is a disease-causing (pathogenic) Gram-positive bacterium that exists in a…

Q: Which of the following is not a condition of Koch’s postulates?a. isolate the causative agent of a…

A: Koch's postulates are four criteria designed to establish a causative relationship between a microbe…

Q: The following are common causes of bacterial resistance towards a drug except: O production of drug…

A: The bacteria have evolved to harbour different drug-resistant mechanisms which make these resistant…

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 groups of antimicrobial drugs selectively targets bacterial cell wall…

A: Drugs that are used to treat the microbial infection are referred to as antimicrobial drugs. These…

Q: this organism frequently produces toxins, leading to toxic shock. this organism can form biofilms on…

A: Staphylococcus epidermis is a species belong to staphylococcus and it is a gram-positive bacterium.…

Q: To prevent superinfections, a treatment plan should target only the bacteria causing the initial…

A: Superinfections are the second infections that arise on an existing infection, which is not by the…

Q: Exotoxins

A: Exotoxins can be the following EXCEPT: they are LPS/lipopolysacharride Correct option: 1st Reason:…

Q: a) Lytic cycle b) Latent cycle c) Oncogenic cycle

A: Viral reproduction: Viral replication or reproduction does not occur by their own. It depends on…

Q: If an antimicrobial drug does not exhibit selective toxicity, what might be a problem experienced by…

A: Antimicrobials These are the drugs used to kill the microbes causing some pathogenesis in the human…

Q: A common drug that are used for prophylaxis that can kill both gram positive and gram negative…

A: Qn 26. right answer is azithromycin. Polymyxin B -has no activity against Gram-positive bacteria and…

Q: Which of the following does not belong to the group?       Antimicrobial proteins…

A: The human body is home to many different types of cells, each with their own unique function. One…

Q: Describe some tests to detect toxins.

A: To determine the toxicity of substances to marine and aquatic substances is toxicity test.If toxic…

Q: A patient has bloody diarrehea and takes left  over penicllin in a medicne cabinet. The culprit…

A: Bloody diarrhea in this patient is a result of the the hemorrhagic E. coli infection. The strain has…

Q: The antibiotic susceptibility testing results of Staphylococcus showed zones of inhibition (absence…

A: S.aureus is a round-shaped gram-positive bacterium, generally found on the skin and upper…

Q: Please put the following types of organisms/pathogens into the correct order based on their…

A: Different types and kinds of bacteria differ in the sensitivity against the antimicrobial compounds,…

Q: Which of the following bacterial A-B exotoxins is a protease that cleaves important animal cellular…

A: A-B exotoxins are a group of toxins secreted by bacteria. An exotoxin can cause damage to the host…

Q: Silver nitrate is sometimes put into the eyes of newborn infants as a preventive measure against…

A: Gonorrhea is infectious disease caused bacteria Neisseria gonorrhoea. Silver nitrate (AgNO3) is…

Q: Which antimicrobial agents have the narrowest spectrum of action? antivirals…

A: As you have posted multiple questions, we are solving first question for you. If you want rest of…

Q: Describe the steps you'll  take to ensure you and others are protected from possible infection…

A: Pathogens are disease-causing microorganisms. Pathogens are classified as bio hazardous because they…

Q: Harmless microbes fending off pathogenic microbes from invading the host Opportunistic pathogenesis…

A: Microbes are found everywhere and it can be both beneficial and harmful. Beneficial microbes are…

Q: The deadliest microbial toxins are those that target the Immune system (superantigens) O Digestive…

A: Introduction Toxins Produced By Microorganisms, Such As Bacteria And Fungi, Are Known As Microbial…

Q: Which of the following best describes COVID-19? Infectious disease    Emerging infectious disease…

A: Emerging infectious diseases are diseases of infectious origin whose incidence in humans has…

Q: catalase positive

A: Answer: Staphylococcus and Micrococcus spp. are catalase positive, whereas Streptococcus and…

Q: Frequent use of antimicrobial drugs in health care settings can select for drug-resistant…

A: During the process called horizontal gene transfer various bacteria can share genes among them. Thus…

Q: Humans can get anthrax disease by. . Contact with animals contamination fecal-oral route

A: Anthrax: Bacillus anthracis, a gram-positive rod-shaped bacteria, causes anthrax, a deadly…

Q: Which of the following are antibiotics? X-gal and IPTG haemolysin Escherichia coli pBluescript…

A: Antibiotics are specific molecules that are released by some bacteria. Actually it is used as the…

Q: Many antimicrobials were discovered in the first half of the 20th century. Match the early…

A: Antimicrobial drugs are those which either kill the microorganisms or prevent their growth. These…

Q: All of the following statements concerning endotoxins are correct except: Select one: A. they are…

A: Microorganisms are small microscopic living things. Bacteria are small microscopic organisms…

Q: The Chine's letter arrangement of cell is a distinguishing feature for Listera sp. Clostridium sp.…

A: Introduction:-  Chinese letter arrangements of cells is seen with corynebacterium species . It is…

Q: Bacillus and Clostridium both form ___________________. These resistant structures are found in the…

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.