/hich of the following are ways in which forming a biofilm can make a bacterial fection more difficult to fight off or treat? Choose all that apply. V Bacteria in biofilms can cause the immune system to attack human cells V Bacteria in biofilms can have increased antibiotic resistance Bacteria in biofilms can no longer move Bacteria in biofilms are difficult for white blood cells to engulf

Q: Cell wall inhibitors –  (including Penicillins) -   Inhibitors of protein synthesis Injury to plasma…

A:

Q: If a bacterium can ferment one type of sugar, it can ferment any sugar. If a bacterium can ferment…

A: Most bacteria metabolise sugar as a primary source of their energyobtained in the form of ATP.…

Q: Give an example of a medically relevant biofilm that forms invirtually all healthy humans

A: Introduction: Biofilm is defined as a community of microorganisms attached to the surface, embedded…

Q: The membrane surrounding and protecting the cell Cell wall O Cell membrane O Capsules O O

A: According to our guidelines, we are allowed to answer single question at a time. If you want other…

Q: Which bacteria is demonstrating the presence of tryptophanase? None of the bacteria Bacteria S…

A: In indole production test, we determine the microorganism's ability to produce an enzyme…

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: Which of the following treatments directly destroys microbial cells living on animal tissue?…

A: A "microbe" is a living entity that is so tiny that it cannot be seen with the naked eye.…

Q: Which of the following is true of nanometer a a nanometer is about the size of a common bacterial…

A: All scientists must communicate in the same language, and one of these universal communication tools…

Q: 9. Consider the photo below and identify the Gram characteristics as well as the shape/ arrangement…

A: Introduction:-  Gram staining is a technique of detection of bacterial cells using gram stains.Gram…

Q: The inhibition of bacterial growth and reproduction without necessarily destroying the organisms is…

A: The growth and reproduction of bacteria depends on saveral factors. For the inhibition of the growth…

Q: What type of microbe would most likely cause food spoilage in Othermophile O mesophile Opsychrophile…

A: A microbe is a creature that can produce fermentation and cause sickness or illness. Additionally,…

Q: Discuss why the presence of biofilms may be beneficial to microbes yet problematic to humans.

A:

Q: 4. When is it terminal to take an antibacterial after acquiring the bacteria?

A: Antibacterial are low molecular agents that will inhibit the bacterial growth .Since antibiotics…

Q: Some antiseptics and disinfectants can decrease the surface tension of bacterial cell walls, causing…

A: Antiseptics: An antiseptic is a substance that stops or slows down the growth of micro organisms.…

Q: As the immune system increases fluids in a tissue resultng in swelling and increased mucus…

A: The immune system protects our bodies from intruders including viruses, bacteria, and foreign…

Q: Why are infections that involve biofilms a concern?

A: The infections inside the human body are usually caused by the invasion of fungi, bacteria , viruses…

Q: Give the name of 10 places where biofilms can be found.

A: A biofilm is a thick layer of prokaryotic organisms that have aggregated to form a colony. The…

Q: If you are working at a sewage treatment plant, which microbial process would you use to reduce…

A: denitrification;to reduce HAB's.

Q: Which of the following statement(s) correctly apply to biofilms? (Select all that apply) O Biofilms…

A: Biofilms are a consortium of microorganisms that are embedded in a self produced matrix of…

Q: What is an antibiotic?     it is any type of chemical that is toxic     it is a general…

A: Technology is the practical application of scientific knowledge that aims to benefit human life.…

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: Indicate in the boxes the activity inhibited by the antibioticsand list some antibiotics which…

A: Bacteria are prokaryotic organisms that are devoid of any membrane-bound organelles. They possess a…

Q: A microorganism found living under conditions of high ________ is a barophile.   carbon dioxide…

A: A microorganisms naturally grow in conditions that are far from optimal, which causes them to become…

Q: Which of the following molecules have been used as a biomarker in studies in microbial ecology? a…

A: All these molecules have been used as biomarkers in microbial ecology. Sterols, d- alanine and…

Q: Besides dehydrated foods, how might the amount of water available to microbes be decreased? Group of…

A: Dehydration is a method that has been used for centuries to preserve foods such as raisins, etc. It…

Q: Which of the following "environmental parameters" can affect bacterial activities significantly?…

A: The study of factors influencing the environment and their impact on bacterial activities is…

Q: Which of the following are true of the above picture? (Select all that apply.) V The bacteria are…

A: Gram-negative bacteria have a thin peptidoglycan layer which fails to retain colour after treatment…

Q: In lab, sterile technique is important for what reason? none of the answers are correct to ensure…

A: In Sterile Condition, Every microbe including bacteria, fungus, etc should be eradicated before…

Q: For a bacterium that prefers a neutral pH and has an optimal (best) growth pH of 7, how would growth…

A: The optimum pH for the growth of microbes is the favorable pH for that organism. The lowest pH value…

Q: bactericidal antibiotics arrest the replication of bacteria

A: Antibiotics are drug which inhibits the growth of or destroys the microorganisms. Antibiotic are…

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: Mannitol salt agar is a selective media that inhibits the growth of Gram-negative bacteria due to…

A: Mannitol salt agar is a differential as well as selective medium which is commonly used for the…

Q: Which of the following diseases is/are associated with "Biofilms'

A: Biofilm can be defined as a polymer encased community of microbes(bacteria) that accumulates at a…

Q: Within a biofilm: cells are randomly distributed. cells are protected from easy penetration of…

A: Biofilms are a collective of one or more types of microorganisms that can grow on many different…

Q: Which one of the following statements regarding antibiotics is FALSE? It is a substance produced by…

A: Antibiotics derived from the microorgansims or produced synthetically ,(wholly or partially)  to…

Q: Biofilm formation is known to increase the resistance of member bacteria to antibiotics. How does…

A: Microbes are mostly unicellular and exist as single cells.

Q: Antibiotics often target which components of microbial cells?   Choose all that apply. Group of…

A: Antibiotics are chemical compounds that are naturally occurring or synthetic which are used to…

Q: In order to assimilate nitrogen or sulfur, A microbe must first convert it into an oxidized form…

A: Answer.):-Microorganisms play a crucial role in various biogeochemical cycles by facilitating the…

Q: Which of the following apply to silver as a chemical inhibitor of microbial growth? Acts as a…

A: Sterilization is the method of removal or killing or elimination of live cells from any surface.

Q: Which microbes predictably cause NO negative effects when they are inside you?   Microbes that are…

A: Microbes are the small living organisms that cannot be seen by our naked eyes. These are of…

Q: The Legionella bacteria grows best in  cold, running water.  warm, stagnant water.  cold, moving…

A: Bacteria are small single-celled organisms. They are found everywhere on Earth and they are…

Q: How does having a capsule increase the virulence of a bacteria cell?   A capsule gives bacteria…

A: Certain bacteria possess an additional outer covering beyond their cell wall. This outer covering is…

Q: Sterility: O is achieved by most disinfectants and antiseptics (i.e., chemical agents) O is achieved…

A: Sterilization is the process of complete elimination or destruction of all life forms where as…

Q: A chemical, produced by a microbe to inhibit the growth of other microbes, is isolated and then…

A: Microbes are prokaryotic organisms which live with other microbes in an environment. Some microbes…

Q: The Gram stain works because of differences in the O 1) cell membranes O 2) genetic characteristics…

A: Answer 1 cell membrane

Q: Explain the answer using the concepts of protein inside the microorganisms cell wall etc

A: Disinfection is a process in which the micro organisms are reduced through the disinfectants on…

Q: f answer choices capsule plays role in transport process capsule can retain water ; cells protected…

A: Bacteria can be found in a variety of settings. They are tiny and degrade organic substances when…

Q: 1.Describe a microbial biofilm. Discuss why is it likely that a biofilm contains bacteria with…

A: Biofilms are the various communities of bacteria present on the living or on the inert surface in an…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.