Q: What do you call this type of bacterium? How is it structurally different from a spirillum?
A: Bacteria are small single-celled organisms. They are found almost everywhere on Earth and are vital…
Q: Is the all Staphylococcus species are gram positive?
A: Microbiology is the branch of science that deals with the study of microorganisms that are too small…
Q: Why does an facaltive anaerobic bacterium usually grow better with oxygen than without?
A: A facultative anaerobe is one which is able to survive in both aerobic (oxygen) as well as anaerobic…
Q: determine the microbial virulence based on the number of colonies?
A: Microbial virulence is the microorganism ability creating damage in the host, it also gives the…
Q: List the four genera of bacteria that cause opportunistic infectionsand are physiologically similar…
A: Two genera in the group of proteobacteria are similar to Pseudoznonas in their physiology and…
Q: Why are endospore forming bacteria commonly found in soil?
A: A bacteria is a cell which is susceptible to a variety of environmental stress. Any environmental…
Q: Does the Gram stain provide information regarding a bacterium's susceptibility to antimicrobial…
A: The Gram stain is performed for the determination and classification of the bacteria. In Gram…
Q: What is unusual about the bacterium Gemmata?
A: Prokaryotes are the organisms that do not have the nucleus enclosed in an envelope. These are…
Q: Does a positive presumptive test mean that the water is absolutely unsafe to drink? Explain. 2.…
A: Presumptive tests are cheaper than the confirmatory test. These tests are conducted to ensure the…
Q: Is it acceptable to give a formal name to a microbe that hasn't been isolated and cultivated? What…
A: There are two main microbiology methods used for isolating bacteria from a clinical sample in order…
Q: What is the purpose of the bacterial capsule? Answer in not more than 3 sentences.
A: Prokaryotic calls contain addition protective layer outside of the bacterial cell wall. It is…
Q: 18) Fill out the following table: Characteristics gram positive gram negative gram reaction color…
A: Gram staining is used to differentiate between gram-negative and gram-positive bacterial cells. The…
Q: Why do we test water for coliforms if they are not considered pathogenic?
A: Introduction Coliforms are gram-negative, non-sporulating and motile or immotile bacteria. They…
Q: Pseudomonas aeruginosa is a rod-shaped bacterium which causes Pner
A: Pseudomonas aeruginosa may be a common encapsulated, gram-negative, facultatively aerobic,…
Q: What Are The Conditions When Gram Positive Bacteria Can Appear Gram Negative?
A: Gram positive bacteria have thick cell wall and they give positive result in gram stain test , in…
Q: What are the dimensions of therod-shaped bacterium Escherichia coli?
A: Bacteria are microscopic, single-celled, prokaryotic organisms. They are much smaller than other…
Q: What bacteria is gram negative?
A: Bacteria are member of a large group of unicellular microorganism. It has cell walls but lack…
Q: Characterize and give a brief description of the following bacteria: Pseudomonas Salmonella typhi
A: Bacteria are the prokaryotes which are unicellular and don't have nucleus and othee organelle in…
Q: What might an infection by Gram-negative bacteriabe more difficult to treat than a Gram-positive…
A: Introduction Bacteria are single-celled organisms that are microscopic. Bacteria can be found…
Q: how does increasing the incubation temperature at which a plate containing psychrotrophic bacteria…
A: Psychrophiles or cryophiles (adj. psychrophilic or cryophilic) are extremophilic organisms that are…
Q: What is the most common bacterial STI in the United States?
A: STI:[Sexually Transmitted Infections] STI are also commonly called Sexually Transmitted…
Q: How can antibiotic treatment of a gram-negative infection lead toseptic shock?
A: Gram-negative sepsis, can be defined as a rare clinical diagnosis only a few decades ago, is the…
Q: Why is it important to follow sterile technique?
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Bacterial motility soft agar method does the test tell a microbiologist the number or distribution…
A: Bacterial Motility: it is defined as the ability of a bacteria to move alongside with the help of…
Q: Give three examples of diseases caused by an endospore-forming bacterium and the name of the…
A:
Q: Using a microscope, could you differentiate a coccus from aspirillum? A pathogen from a nonpathogen?
A: A microscope is an instrument used to see the particles or objects of very small size to be the…
Q: What is the correct way to write this microbe’s name: bacillus subtilis, Bacillus subtilis, Bacillus…
A: Microorganisms are also known as microbes and they have a binomial nomenclature.
Q: What is the most common gram-negative bacterium that can cause UTI in adults?
A: Microorganisms are rarely seen in urine (germs). Urine could be a consequence of our kidneys'…
Q: Describe the appearance of the area surrounding the bacterial growth of b.cereus on left and…
A: Bacillus cereus is Rod shaped,gram positive. It produces anaerobic spores. It is usually a motile…
Q: If the pneumonia is caused by bacteria , could you use Koch's postulates? In which case of bacterial…
A: Robert Koch is a German physician who developed Koch postulates. They define the relationship…
Q: Would this bacteria be described as gram negative or gram positive? Describe the shape and…
A: The gram staining, which is a differential staining technique, is used to differentiate…
Q: Why are the streak plates incubated at 7°C when selecting for psychrotrophic bacteria?
A: Bacteria are unicellular, prokaryotic organisms which are devoid of membrane bound organelles and a…
Q: Name the type of microbe, Gram stain, shape, and type of virus for Mycobacterium Tuberculosis.
A: Mycobacterium tuberculosis (M. tb) is the causative agent of tuberculosis.
Q: What is the definition of Gram Positive?
A: When the stain combines with bacteria in a sample and the bacteria will either stay purple or turn…
Q: Why are dilute culture media used for isolating pelagicmicrobes?
A: Pelagic habits are abundant in microbes. The diversity spans domains, however it is usually seen…
Q: What kinds of clinical speciments may yield a mixed flora in bacterial cultures?
A: Mixed flora is defined as the presence of commensal flora of the urethra i.e contaminants and mixed…
Q: What is bacterium Shigella ?
A: Bacteria are minuscule single-celled organisms found in millions in all environments, both within…
Q: Why are psychrotrophic bacteria of concern to those in the food-service industry?
A: Psychotrophs are mesophiles. They can grow at a low temperature such as 4℃. And, their optimal…
Q: Which bacterium showed some hydrogen sulfide precipitate after 24 hours? Would you expect this to…
A: The TSIA test is an acronym for triple sugar iron agar test which is used to determine the…
Q: why is Brocardia anammoxidan a Gram-negative bacteria? what does gram negative bacteria mean?
A: Answer. Bacteria are microscopic, relatively simple, prokaryotic organisms whose cell lacks a…
Q: Why would a psychrophile not be a human pathogen?
A: Microbes are classified according to the temperature range at which they can grow. The development…
Q: What are the 3 types of bacterium that are oxygen dependent:
A: Bacteria are the most important microorganisms to the food processor. Some bacteria are beneficial…
Q: How might the physical differences between gram-positive and gram-negative bacteria contribute to…
A: Gram staining classifies bacteria into two groups based on their cell walls, namely Gram-positive…
Q: What is a biofilm, and how did it form on the heart valve?
A: Biofilms are a collective of one or more types of microorganisms that can grow on many different…
Q: What do Gram positive bacteria generally possess and how will these help them in their virulence?
A: The Factors that are produced by a microorganism and evoke disease are called virulence factors.…
Q: What is a microbial colony and how is one formed?
A: Bacteria are a prokaryotic microbe. Most of the bacteria’s are pathogenic and parasitic living in…
Q: What are the disadvantages of gram-negative heterotrophic bacteria?
A: As we know that gram staining is differential staining method for differentiating bacterial species…
Q: Which one of the following may produce "wrinkled" colonies on medium? Select one: O A Chlamydia O B.…
A: As per our guidelines, we are supposed to answer only one question. Kindly repost other questions as…
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- Which type of hemolysis characterizes Streptococcus pyogenes, the bacterium that causes strep throat?Give three examples of diseases caused by an endospore-forming bacterium and the name of the specific bacterial agent involved.What conditions can cause gram-positive bacteria to appear as gram-negative?