How can a suspect bacterium be fingerprinted?

Q: What is an example of an experimental approach for determining whether a beef burger contains a food…

A: Beef burgers served rare or undercooked may contain harmful bacteria that could cause food…

Q: Why are biochemical tests used to identify microbes?

A: Microbes are living organisms that are very small and can be seen only with the help of a…

Q: How does the microscopy in Figure 2 show that the capsule and an S-layer can exist in the same cell…

A: Surface layer (S- layer) is the self assembled monomeric proteins forming to protect the surface of…

Q: In a COVID test, why is it necessary to swab all the way at the back of the nose and throat

A: The COVID-19 pandemic has currently affected the whole world and has claimed a huge number of lives.…

Q: Why each bacterium must be tested separately?

A: Antibiotics are chemical substances that kill or inhibit or prevent the growth of microbes. They are…

Q: How reliable is PCR to detect microorganisms in water samples?

A: Polymerase chain reaction (PCR) is a technique discovered by Kary Mullis, which replicates DNA…

Q: Koch's postulates include all of the following EXCEPT O 1) Isolate the organism in pure culture. The…

A: Koch's postulates are a series of findings and experimental criteria suggested in the late 1800s by…

Q: -For each item listed below, select a sterilant that you feel is the most suitable and effective for…

A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…

Q: Why would you use one single colony for both streaks on a plate and inoculate a culture for plasmid…

A: Introduction Plasmids are important for the transformation of bacteria. They are used as vectors and…

Q: How Teichmann test is performed and how do you relate it with forensic studies?

A: Forensic Science -- It is a branch of medical science . Forensic explains the relationship with…

Q: what is the gram staining procedure for e-coli

A: Gram staining is the laboratory technique which is used to differentiate between the morphology of…

Q: Why is it important to use sterile practices when working with microorganisms?

A: Microscopic organisms such as bacteria, fungi (mold and yeast), protists, archaea, algae,…

Q: In the first step of your phage therapy design process, you isolate the exact Mycobacterium strain…

A: The isolation and identification of bacteria causing infection are prerequisites for the success of…

Q: If you were to analyze three separate colonies from the plate above, would you expect them all to be…

A: Microbes, which are tiny and nearly invisible, have had a huge influence on society since the…

Q: Is it likely that a pure culture could be isolated from the human body? Why or why not?

A: In microbiology the pure culture is a laboratory culture that contains a single species of organism.…

Q: In addition to the morphological, cultural, and physiological tests performed on an unknown, what…

A: The identification of microorganisms enables us to study their role in creating biodiversity. It…

Q: Why was the calcium chloride, bacteria, plasmid mixture incubated on ice and not at room…

A: The method of gene transfer in which rDNA is inserted directly into the host cell is called direct…

Q: he Recombinant Factor C endotoxin test uses blood from horseshoe crabs.  true or false?

A: Endotoxins are lipopolysaccharides that are associated with the plasma membrane of gram-negative…

Q: Which of the following is a correct way to write a O 1) Escherichia coli O 2) Staphylococcus Aureus…

A: Bacteria are small microscopic and unicellular organisms. They are found almost on every part of the…

Q: What biochemical tests did we use to distinguish staphylococci from streptococci?

A: Staphylococcus and streptococcus both occur in cocci shape and both are gram positive organisms.…