Why is resazurin a useful media additive for the study of anaerobes?

Q: Why Do not add more than 2 drops of copper sulfate in Biuret reagent?

A: There are several biochemical tests to identify the presence of protein in a sample. There are tests…

Q: What advantages do solid media offer for the isolation ofmicroorganisms?

A: Micro-organism are those that cannot be seen by the naked eye, but are visible under microscopes.…

Q: Agar is a solidifying agent used in media preparation. What makes it ideal for cultivation of…

A: Agar is a natural polysaccharide. It is mostly used in the lab and acts as a solidified agent. It…

Q: Why is Hydrogen peroxide solution so effective against anaerobes?

A: Hydrogen peroxide is a chemical compound that is acts as mild antiseptic. It is also an endogenous…

Q: What is the difference between Dry and Wet Celloidin Method?

A: Celloidin method is a histopathological technique of tissue impregnation and embedding that helps to…

Q: What are peptones, yeast extract, beef extract, thioglycollate, and agar? Why are they used in…

A: A suitable nutrient medium that provide appropriate biochemical environment and maintains all the…

Q: Is the eosin methylene blue agar? (EMB) a complex or defined medium? Explain based on its…

A: Complex media consists of nutrients such as water soluble extracts of plant or animal tissue and…

Q: What nutrients do the following media components contain? • Peptone Yeast extract Beef extract •…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Agar is a solidifying agent used in media preparation. What is its origin?

A: Agar gel is a polysaccharide which can become liquefied at temperatures ranges from 85°C to 90°C and…

Q: How to culture the media of L. bulgaricus and S. thermophiles properly by using aseptic technique?

A: For the culture of L. bulgaricus and S. thermophiles RCA (Reinforced clostridial) agar and ST…

Q: why it is useful to plot the microbial growth from a growing microbial culture?

A: The term microbial growth refers to the growth of a population of microbe, it is an increase in the…

Q: How does an aerotolerant anaerobe differ from a microaerophile?

A: Microorganisms are classified into different types based on the requirement of oxygen and are…

Q: What nutrients do the following media components contain?   Peptone   Yeast extract   Beef…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Why is immobilization a good strategy for dealing with uraniumpollution?

A: Uranium (U) is a radioactive chemical element of the actinoid series of the periodic number with an…

Q: What is the difference between defined media and complex media?

A: media is a solution in which is rich in nutrients.  it is very suitable for the growth of microbes…

Q: Why are complex media preferable to chemically defined media for routinecultivation of…

A: Microorganisms require nutrients as an energy source and certain other environmental conditions to…

Q: Under what conditions are media typically sterilized in an autoclave?

A: An autoclave is the pressure chamber used to carry out the scientific and industrial processes…

Q: Why is the batch bioreactor is suitable in milk fermentation?

A: Batch bioreactor is a closed system and  the process lasts until the nutrients are consumed.

Q: Why is CFU more applicable to a culture of Streptococcus than to a culture of E. coli?

A: Colony-forming unit (CFU) represents the number of colonies formed on the media plate from one…

Q: How alcohol is effective at contolling microbial growth?

A: Sterilization: Sterilization includes the complete wipeout of all microscopic life on a surface.…

Q: How would the pH of the culture medium be influenced by sugar fermentation? By urea hydrolysis?

A: Microorganisms grow well at their optimal pH. The concentration of hydrogen ion affects the growth…

Q: Why is agar ideal for microbial cultivation?

A: The microbial cultivation is the process in which microorganisms are cultivated in the laboratory,…

Q: The most probably number (MPN) method for measuring Nitrifiers in soil Microbiology ?

A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…

Q: What is the use of hay infusion in determination of microbial motility?

A: Hay infusion use in determination of microbial motility.

Q: Do facultative anaerobes require a functional oxidase, why or why not?

A: The bacteria is the unicellular prokaryotic organism that maintains a definite shape since it…

Q: Why is Escherichia coli used as an indicator organism inmicrobial analyses of water?

A: The well-known gram-negative bacteria are E. coli (Escherichia coli).

Q: what is sterilization or define sterilization?

A: Sterilization is defined as the process where all the living microorganisms, including bacterial…

Q: What are the possible ways to sterilize heat labile products? Explain your answer with suitable…

A: Heat labile materials are those substances that can undergo change rapid change when exposed to high…

Q: What is the purpose of PSP (Phenolsulfonpthalein) Test?

A: Please follow step 2 for detailed explanations.

Q: For what the stirred tank bioreactors have been designed?

A: Bioreactors are generally used for microbial fermentation processes. It has a headspace volume and…

Q: Agar is a solidifying agent used in media preparation.a. What is its origin? b. What makes it ideal…

A: A growth medium or culture medium is a gel or liquid designed to support microorganism growth. The…

Q: What are the advantages of solid media  ?

A: Microbial culture is a method of multiplying microbes by allowing them to reproduce in a…

Q: Discuss how can some anaerobes be maintained in pure cultures?

A: Introduction :- A pure (or axenic) culture is a population of cells or multicellular creatures that…

Q: Requirements of Autoclave for sterilization

A: autoclave is an instrument used for sterilization of equipments and media cultures etc in the…

Q: Why is egg enrichment not added to BPA prior to sterilization?

A: Baird–parker agar or BPA is a selective medium is identify or isolate S. aureus in food. It contains…

Q: What is the difference between assimilatory nitrate reduction and denitrification? Which reaction is…

A: Nitrogen gas is present in the inert form in the atmosphere.

Q: What is the catalase test? What catalase reactionwould you expect from an obligate aerobe?…

A: The biochemical tests have a role in the identification of the bacterial species based on…

Q: Why do we grow the bacteria in minimal media when testing for citrate utilization

A: Minimal media are those that provide the minimal nutrients possible for colony development, usually…

Q: What are the advantages of enhanced biological phosphorusremoval (EBPR) relative to traditional…

A: Wastewater from the laundry, household detergents which contain phosphate, comes under the category…

Q: Why is chlorination, although beneficial in terms of bacterial pathogen control, of environmental…

A: Chlorination is a disinfection procedure in which microorganisms are killed by the use of chlorine…