Give two examples of those bacteria that can survive in hot sulphur springs.

Q: The bacterium Staphylococcus aureus is ___________ in shape and ______________ in arrangement.

A: Bacteria are prokaryotic organisms which vary in different size, shape, and arrangement. According…

Q: Suppose after an analysis of lake water used for drinking that you concluded that coliforms were…

A: IMViC is an acronym wherein I is for indole test, M is for methyl red,  V is for voges proskauer and…

Q: What are examples of a bacterium that produces a biofilm ?

A: A biofilm is a complex structure formed by many different bacterial colonies.

Q: please write an introduction on the effects of ph on Microbial Growth

A: pH is defined as a negative logarithm of hydrogen ion concentration.For the proper growth of…

Q: Explain whether the MacConkey agar plate inoculated with good water would show the presence of…

A: Water contamination is the presence of unwelcome particles in the water. Water bodies may become…

Q: Describe at least four mechanisms that would allow a bacterium X to compete with its host for iron

A: ANSWER:- Protecting the supply lines- Bacterial competition can often be framed in the context of…

Q: What do you mean by obligate aerobes? Give some examples.

A: There are two types of organisms- Aerobic and Anaerobic depending on the need of oxygen. Aerobic-…

Q: An organism that thrives in highly saline (salt rich) environment would be considered a:

A: Some primitive microorganisms are defined by their habitats,  for example methanogens can release…

Q: Why do variations in generation time exist:a. Among different species of microorganisms?b. Within a…

A: Generation time is the time taken by a microbial species to double in number. This ranges from…

Q: Why are there so many antibiotic-producing organisms in soils?Explain it

A: Antibiotics are secondary metabolites which are produce by the bacteria as a part of their natural…

Q: Which of the following bacteria can survive in in temperatures ranging from 39°F (4°C)---to 99°F…

A: Bacteria are single-celled microorganisms that can be found in every environment on Earth. They are…

Q: Explain why surfactant chemicals are more effective against gramnegativebacteria than against…

A: Microorganisms are small organism that cannot be seen by naked eyes. They include bacteria, fungi,…

Q: Describe several ways in which coliform bacteria are known to get into well water.

A: Introduction  Coliform bacteria are classified as Gram-negative, non-spore-forming Bacilli that are…

Q: Are coliform bacteria dangerous in the water?

A: Coliforms are bacteria that are always present in the digestive tracts of animals, including humans,…

Q: Do you think scientists working at Pitch Lake were at a great risk ofinfection from the organisms…

A: Pitch lake located on the Caribbean island of Trinidad and Tobago. It is a poisonous, toxic,…

Q: Can Ebola survive in chlorine water

A: Ebola virus disease (EVD) is a deadly and very dangerous disease that occur mostly on the African…

Q: Describe how bacteria are used in sewage treatment.

A: The sewage is that is produced in huge quantities in human settlements like the cities are a huge…

Q: microbiology

A: For to obtain cultures and Sensitivity faster, depends on targeted bacterial strain. The media…

Q: Which statement correctly describes the differences between sterilization and sanitation?…

A: The most common type of prokaryotes is bacteria. They are found in every existing environment on…

Q: Create a concept map for Microbiology for Enteric System

A: The enteric nervous system is also called as the intrinsic nervous system. It is the main division…

Q: Describe a microbial biofilm. Discuss why it is likely that a biofilm contains bacteria with…

A: The unicellular, microscopic organisms that cannot be visualized by the naked eye are known as…

Q: What hypothesis you can form as to why the vibro bacteria might survive better in colder…

A: Vibrio species constitute one of the most diverse genera of Gram-negative bacteria ubiquitously…

Q: which type of microbes thrive in dirty/wet environments

A: According to bartleby experts guidelines, we are not allowed to refer any article reference so I'm…

Q: Name an acid-fast bacterium and explain what characteristics makethis bacterium different from other…

A: Acid fast bacterium, as the name suggests have a unique cell wall unlike other gram positive…

Q: If coliform bacteria are native to human colons, why the big concern over coliform contamination?

A: According to the question, we have to mention the solution of the question asked above i.e. If…

Q: Name three food products produced with the aid of microorganisms.

A: Microorganisms is used by nature to carry out fermentation process. Mankind have been using yeasts,…

Q: Example of psychrotrophic bacteria includes:

A: Psychrotrophic bacteria are those bacteria which can grows at 7°C although their optimal growth…

Q: Would this bacteria be classified as gram negative or gram positive? Describe the shape and…

A: Gram staining is a simple technique, in which two categories of bacteria are identified based on…

Q: Define the following (Microbiology) Lag phase Exponential phase Stationary phase Death phase

A: Bacteria are prokaryotic organisms. They undergo asexual reproduction that occurs commonly by the…

Q: Which environment has many microorganisms and which has few?

A: Microorganisms live in every kind of habitat and their presence invariably affects the environment…

Q: microbial motility.

A: Motility test is used to determine if organisms are motile or not. It is the ability of an organism…

Q: Explain what is happening with this graph that charts the reactions ofa mesophilic bacterium to…

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

Q: Which reaction is carried out by nitrification bacteria? Select one: a. nitrate to nitrite b.…

A: The conversion of atmospheric nitrogen into usable forms such as nitrogenous compounds is called as…

Q: Describe why bacterial biofilms can be a threat to human health.

A: A biofilm can be defined as a surface attached community of micro-organisms embedded and growing in…

Q: Bacteria that require the presence of oxygen are called.. Select one: O A. obligate aerobes B.…

A: Prokaryotes are the primitive organisms that were the first to develop and harness life on Earth.…

Q: To determine: The reason as to why most species of endospore forming bacteria live in soil.

A: Endospores: Some bacteria in the phylum Bacillota create endospores, which are dormant, tough, and…

Q: What is the function of microorganisms in the natural bodies of water?

A: Answer: There are several functions of microorganisms in the natural bodies of water and they play a…

Q: Bacteria can grow in thelaboratory as a suspension in liquid _________

A: It is an environment which supplies necessary nutrients for the growth of microorganisms. Nutrient…

Q: Explain the formation of biofilm.

A: Certain microorganisms are capable of producing extracellular polymers that forms a matrix to which…

Q: Filtration to remove protozoa occurs in:   Question 5 options:   A)  anaerobic sludge digestion.…

A: Protozoa are single-celled eukaryotes that are either free-living or parasitic feeding on organic…

Q: Write a note on the measurement of growth of microorganisms, factors influence microbial growth and…

A: Microbial growth can be defined as the growth of a population or an increase in the number of cells,…

Q: Which environment would a microaerophilic bacterium like the best?

A:

Q: Which microbe is NOT found present in water with eutrophication events(s)? A. Nitromonas sp. B.…

A: Few important points are as follows: As we know that eutrophication is a process by waterbodies…

Q: low temperature-long time pasteurisation

A: The French scientist Louis Pasteur coined the term pasteurization. Pasteurization is the process of…

Microbial Physiology

Microbial physiology is the branch of microbiology that is associated with studying the physiology of fungi, bacteria, and viruses. It is an important field of science concerning functional genomics and metabolic engineering.

Chemotaxis

The organism’s movement in a particular direction as a response to certain chemicals that are available in the environment is defined as chemotaxis. In brief, it can be defined as the occurrence of an organism’s movement in response to a certain chemical stimulus.