Why and How is brick weathe resistant?

Q: Do common fungi such as bread mold produce antimicrobial compounds?

A: The fungi are cosmopolitan and are almost found everywhere. There are variety of fungi present…

Q: How long does it take for coronavirus to be killed on a copper surface?

A: Coronavirus disease, also known as COVID-19, is an infectious disease caused by the SARS-CoV-2…

Q: How does Salmonella typhimurium differ biochemically from Salmonella typhi?

A: Salmonella typhimurium : It is a pathogenic gram negative bacteria which is found in intestinal…

Q: Contrast Streptococcal toxic shock syndrome from Staphylococcal toxic shock syndrome.

A: Toxic shock syndrome is a condition caused by bacterial toxins. TSS is typically caused by bacteria…

Q: The use of abomasum as a source of rennet is not practical. Explain why

A: Rennet is an enzyme or a substance that is produced as a coagulant and helps in the production of…

Q: Why is an organism such as Staphylococcus adapted to growth on the human skin whereas the…

A: An organism is able to grow well in an environment which it find suitable in terms of pH and…

Q: why is Trypanosoma harmful?

A: Trypanosoma belongs to phylum Euglenozoa and class kinetoplastea. Its genus is Trypanosoma. They are…

Q: Why do pediatricians refrain from using tetracycline (antibiotic) to treat mycoplasmal infections in…

A: A mycoplasmal infection like pneumonia caused by Mycoplasma pneumoniae is an infection of the…

Q: In this lab exercise, were the results of the indole test necessary to differentiate between…

A: The microbes that affect the intestine of an individual are referred to as enteric pathogens. The…

Q: What is the differential agent in EMB medium? a. lactose  b. glucose c. phenol red

A: There are different media available for the growth of microorganisms: Basal media, enriched media,…

Q: Explain in very few words at which step Cannabis is able to make different Cannabinoids. ?

A: Cannabis is a flowering plant genus belonging to the family Cannabaceae. The genus has an unknown…

Q: What is germicide used to kill?

A: A substance or specialist that kills germs, particularly pathogenic microorganisms; a disinfectant.…

Q: why is peptidoglycan synthesis inportant in antibiotic activity? why do antibiotics not interfere…

A: Answer: PEPTIDOGLYCAN : It is a polymer which is made up of sugars and amino acids thats forms the…

Q: What will the appearance of Escherichia coli be on MacConkey Agar red and Eosin Methylene Blue (EMB)…

A: UTIs are commonly caused by uropathogenic E.coli. Extraintestinal infections such as meningitis and…

Q: Why is Salmonella typhi a gram negative bacilli? Explain.

A: The crystal violet stain utilised in the Gram staining method of microbial classification is not…

Q: Define the term pyogenic, what is this term referring to?

A: Pyogenic are those bacteria which leads to Infections in which pus is produced. Pus is white-yellow,…

Q: What medical conditions commonly predispose patients to mycoticinfection?

A: Fungi are the multicellular eukaryotic organisms. They are heterotrophs and contain chitin in their…

Q: Where should a label be written on an agar plate?

A: The aseptic technique is applied in a laboratory setup to reduce the risk of contamination. It…

Q: Why is antifolate used as an anticancer agent?

A: Introduction Antifolates are a class of chemicals that are often used to treat cancer. They were one…

Q: what is the culture media for Vibrio Cholerea?

A: ANSWER;- Culture media for Vibrio Cholera is a Laboratory Method for the Diagnosis of Vibrio…

Q: Agar- agar is obtained from --------a) Ulothrixb) Spirogyrac) Gracillariad) Nostoc

A: Answer is c.) Gracillaria.

Q: How would you distinguish between Staphylococcus aureus and S. epidermidis on mannitol salt agar and…

A: Hi! Thanks for your question. As you have posted multiple questions and have not mentioned which one…

Q: The most common baker's yeast (used for leavening) is:

A: The Fungi is the eukaryotic spore-producing microorganisms that are mainly classified into two…

Q: What two characteristics separate Salmonella from Shigella? What media can be used for this…

A: Enteric pathogens are microbes that affect the intestine and cause infections. These include…

Q: What are the characteristics of Pseudomonas aeruginosa that makes them resistant to iodophor?

A: Pseudomonas aeruginosa commonly occurs in soil and water. These bacterial infections if happen to a…

Q: why is microalgae spirulina is most commonly used to reduce air pollution?

A: Pollution is the presence of harmful substances in the environment. These harmful substances are…

Q: what is the media of culturing salmonella typhi?

A: Salmonella typhi  Salmonella typhi is a parasitic bacteria that infect blood and intestine of human…

Q: Is  Bacillus cereus negative or positive for growing in high salt concentrations?

A: Bacillus cereus is a gram-positive, endospore forming, non-capsulated bacillus, motile with…

Q: What is antibotic resistance and why is it important to be aware of it

A: Antibiotic resistance occurs when bacteria and fungi gain the ability to resist antibiotics that…

Q: what treatment can kill the positive result of staphylococcus aureus in a catalase method ?

A: If an organism produces catalase enzyme, then it is able to breakdown hydrogen peroxide into water…

Q: How might Salmonella contamination of food productionanimals be contained?

A: Enterobacteriaceae or enteric bacteria is a group of gram-negative bacteria that resides in the…

Q: How does Pseudomonas aerogenosa contribute to the virulance of the pathogen?

A: Pseudomonas aeruginosa is a bacterium which is liable for serious infectious diseases, chronic…

Q: What advantages does alcohol have over hand soap for antisepsis of the skin?

A: Antiseptics are the chemical substances that inhibit the growth or kill the microbes that reside on…

Q: Adequate cooking is the usual way to prevent food poisoning. Whydoesn’t it work for Clostridium…

A: Food-borne illness or food poisoning is an illness caused by consuming foods that are contaminated…

Q: What salt media stops the growth of E.coli and Staph epidermidis?

A: Introduction :- The bacterial cell grows in various media on the basis of their requirements .As…

Q: Why is penicillin more effective on Gram positive?

A: Penicillin (PCN) is a group of antibiotics, which is derived from the Penicillium mold. It is used…

Q: Bacterial resistant is big problems, How to avoid such a problem?

A: Bacterial resistance means a bacteria is resistant to be killed from antibiotics or bactericidal or…

Q: What are some Important facts about staphylococcus capitis? Why are they significant?

A: Staphylococcus capitis is anaerobic, Gram-positive, spherical bacterium of the Staphylococcaceae…

Q: What causes the symptoms of staphylococcal foodpoisoning? Why are cases of staph food poisoning…

A: Given: What causes the symptoms of staphylococcal food poisoning? Why are cases of staph food…

Q: How is brick weather resistant?

A: Brick is an excellent temperature regulator due to its thermal mass. The solid wall of the brick…

Q: How Bacillus anthracis were identified ?

A: The gram-positive, rod-shaped bacterium Bacillus anthracis causes the lethal anthrax disease that…

Q: what is Rose Bengel Agar?

A: Rose Bengal Agar -  Rose Bengal Agar is selective medium it is used to detect and enumerates yeast…

Q: How would changing the type of bread (fresh from a bakery, no preservatives versus prepackaged with…

A: Preservatives:It is a substance that is used to protect the food products, wood, and other…

Q: What factors affect the enzymatic browning? What conditions prevented browning most?

A: It seems like the first question need some more information to be solved as you have not mentioned,…

Q: Why does Bacillus subtilis break down phenol better even at high concentrations than E. coli and…

A: Phenol is distributed either as natural or artificial mono-aromatic compounds in various…

Q: Why are Staphylococcus aureus enterotoxins so resistant to heat?

A: Staphylococcus aureus is a Gram-positive, round-shaped bacterium that belongs to the Firmicutes…

Q: Knowing that most are caused by E. coli , why can cranberry be used to prevent UTIs?

A: URINARY TRACT INFECTIONS(UTIs)- The kidneys, bladder and urethra are majorly affected by urinary…

Q: How did Staphylococcus aureus become methicillin resistant?

A: S. aureus, a member of the family Micrococcaceae is a gram-positive. It is an opportunist pathogen…

Q: Why does Propionigenium modestum require sodium for growth?

A: Propionigenium modestum grows from the fermentation of succinate to propionate and CO2.