Q: If someone is contaminated with a bacterium from the environment, are they guaranteed to develop a…
A: Answer: Option D seems to be the correct choice. The bacterial contamination is usually observed in…
Q: What do the adjectives obligate and facultative mean with regard to microbes?
A: The study of microbes or small living things is referred to as microbiology. Microbes are too small…
Q: What is pathogenesis
A: Pathogenesis is a process by which a disease or disorder develops. It can include factors which can…
Q: Explain how some pathogenic bacteria that threaten human health.
A: In the living world that is a biotic component, there are included numerous organisms. The world's…
Q: Why do you think bacterial diseases are becoming more widespread in recent years?
A: In this context, one of the main reasons is the misuse of antibiotics in general. Remember that…
Q: What is pathogenic bacteria?
A: Bacteria are microscopic single-celled prokaryotes that thrive in diverse environmental conditions.…
Q: Which of the following is most susceptible to antimicrobial agents? mycobacteria bacterial…
A: INTRODUCTION Vegetative bacteria A normally growing bacterial cell that forms endospore is called…
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: Why are many bacteria considered useful?
A: Bacteria are a sort of organic cell. They establish an enormous area of prokaryotic microorganisms.…
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: Bacterial capsule helps in adherence of bacteria to surface in its environment. It also protects the…
A: First statement is true. Second statement is false. Bacterial capsule helps in adherence in its…
Q: Why doesn’t penicillin act against any eukaryotic pathogens
A: There are broadly two type of cell based on the structure and function: prokaryotic cells( form…
Q: Describe three groups of microorganisms that are resistant to certain chemical treatments.
A: Disinfectants are some chemical agents designed to inactivate or destroy microbes. Sterilization…
Q: Why are pathogenicity islands important?
A: The invasion of pathogenic microbes into the host body tissue is referred to as the infection.…
Q: in order for a bacterial pathogen to colonise a host epithelial cell surface, which set of potential…
A: Introduction Microorganisms develop or secrete some factors that can evoke pathogenicity in the…
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: Virulence factors allow microbes to be pathogens. This means that a bacterium with more virulence…
A: Option c Can more easily infect hosts and cause disease. Virulence is defined as the degree of…
Q: When a bacterium is pathogenic, how does it affect its host (the plant or animal that the bacterium…
A: A pathogen is a tiny living organism, such as a bacterium or virus. It may be referred to as an…
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: What are the characteristics of good indicator organisms, and whyare they monitored rather than…
A: Indicator organisms are microorganisms whose presence in water indicates the probable presence of…
Q: Why are Koch’s postulates not sufficient to establish the cause of all infectious diseases?
A: Koch's postulations are the criteria developed to establish between the microbe and disease. Robert…
Q: How can bacteria harm/help us? Describe and provide two specific examples for each.
A: INTRODUCTION Bacteria are microorganisms that cannot be visible in our naked eye it can be…
Q: Normal microbiota provide protection from infection in each of the following ways EXCEPT: Question…
A: Host-microbial interaction is the type of interaction that is found between the host cell and the…
Q: why the vibrio bacteria might survive better in colder temperatures? what part of their DNA or…
A: There are several stimulus-response pathway which help Vibrio to survive better in colder…
Q: How might microbes establish an infection?
A: The unfold and improvement of micro organism in the frame. Infections can starts everywhere within…
Q: What are the infectious agents of the microbial world?
A:
Q: When heat treatment is used as to control microbial growth, what is the immediate impact of this…
A: Heat treatment to a microbe changes its macromolecules and as temperature increases macromolecules…
Q: Why would a bacteriostatic antibiotic that only INHIBITS growth of a pathogenic bacterium be useful…
A: Bacteriostatic antibiotics stops the growth of bacteria from reproducing and not necessarily kills…
Q: . Do bacteria cause only communicable diseases? Cite examples. 2. In what kind of communities are…
A: Introduction : Communicable diseases, also referred to as contagious diseases or transmissible…
Q: What is a suspension of killed pathogenic bacteria known as?
A: Bacteria are microscopic single-celled prokaryotes that thrive in diverse environmental conditions.…
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: Is there an advantage bacterial diseases could provide? Explain why or why not.
A: Bacteria are a type of microorganism, which are tiny forms of life that can only be seen with a…
Q: What structures would aid bacteria in causing diseases? List several
A: Bacteria that cause disease or infections are called pathogenic bacteria and infection is caused…
Q: how does the work of winogradsky and beijerink have contributed to research on bacterial pathogens ?…
A: The Russian microbiologist Sergei Winogradsky discovered soil bacteria and also isolate anaerobic…
Q: Describe how a microbe’s pathogenicity differences from its’ virulence
A: Microbes are microorganisms that cannot be seen by our naked eyes. They may or may not be virulent.…
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: associated microorganism benefit from its plant host?
A: Associated microorganisms are those which are attached or somehow associated with the plant host.
Q: The table below shows the symptoms of some diseases that are caused by bacteria. Disease Symptoms…
A: Introduction Bacteria are single-celled, tiny organisms that can be found almost anywhere. A…
Q: What is virulence factor in microbiology?
A: The molecules produced by bacteria, viruses, fungi, and protozoa that enable them to invade host,…
Q: 39. Incubation period of disease is NOT influenced by which one of the following factor ? Group…
A: External temperature.
Q: I am a gram-negative bacteria, only a chemoheterotroph, a pathogen and spiral shaped. What am I?…
A: Chemoheterotrophs are bacteria that get their energy from organic chemical molecules and get their…
Q: why doesn’t penicillin act against any eukaryotic pathogens.
A: Based on structure and function, there are two types of cells: Eukaryotic cells and prokaryotic…
Q: What is a pathogenicity island and how does one movebetween bacterial species?
A: Bacteria are unicellular prokaryotic microorganisms (nucleus is not enclosed in a nuclear membrane)…
Q: Why can't bacteria be harmful?
A: Prokaryotes are the primitive organisms that were the first to develop and harness life on Earth.…
Q: What is a lawn of bacteria? an uneven layer of bacteria covering an entire surface…
A: Bacteria are microscopic, single-celled organisms that thrive in diverse environments. These…
Why are bacteria referred to as pathogens?
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- What are some mechanisms by which pathogenic bacteria cause diseases? Why is this knowledge important?Why are pathogenic disease referred to as transmissible disease?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.
- How is it that we are not in a state of continuous infection from the microbes we encounter every day?Why is it incorrect to say that bacteria produce toxins to harm their host?An infectious disease is a disease that is caused when a pathogen is passed from one organism to another. The nonliving pathogen is the a) Parasites b) Bacteria c) Virus d) Protozoa Please I need a surely answer and a quicker response