How to culture the media of L. bulgaricus and S. thermophiles properly by using aseptic technique?
Q: What is the function of a selective media? What are 3 examples and for what they are selective?
A: Media is a type pf culture which are used for stimulating the action of a microorganism or to…
Q: Identify and describe the 4 wet-heat methods that are used to control microbial growth.
A: The different methods used for controlling the growth of microbes by moist heat are boiling,…
Q: What is the relationship between the most probable number method and nitrate in soil Microbiology ?
A: Microbiology is the study of microorganisms, sometimes known as microbes, which are a diverse group…
Q: Explain the purpose of thiosulfate in the medium.
A: Culture media is used to enrich the number of bacterial growth, to select certain bacteria and…
Q: Which characteristic of the species used determines whether sterility was achieved when autoclaved?
A: Microorganism: These are too small organism which is impossible to see by naked eyes. They exist in…
Q: Differentiate among the ingredients and functions of enriched, selective, and differential media.
A: It is important to grow microorganisms outside the body for the study of their characteristics and…
Q: what is growth rate? What is growth yield? How to control these two parameters in a chemostat?
A: Answer: Introduction: The yield (X) of a culture means the change amongst the primary biomass (X0)…
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: Why del factor is important in media sterilization?
A: Sterilization, which was called by various means such as Del factor, Nabla factor and the…
Q: distinguish between selective, differential, enriched, and minimal media. Give examples of…
A: Introduction Microbiological media, often known as bacterial culture media, is a bacterial growth…
Q: How might an enrichment culture be used to isolate bacteria capable of growing photoautotrophically…
A: Answer: Introduction: Enrichment cultures can be able to rise a less quantity of required organisms…
Q: Describe fully how to culture the media of L. bulgaricus and S. thermophiles properly by using…
A: The thermophilic lactic acid bacteria (LAB) Lactobacillus bulgaricus and Streptococcus thermophilus…
Q: How to produce high yield of biomass of facultative anaerobic bacterium in laboratories?
A: Facultative anaerobic organism It refers to the organism that generates ATP through the process of…
Q: Name the source from where agar-agar is obtained.
A: Agar-agar is a gelatinous substance that is formed by a combination of linear polysaccharide agarose…
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: 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: What would be the main consideration in the media composition for growth-linked products vs products…
A: The media composition for growth-linked products includes primary metabolites and media composition…
Q: What is the relation of microbail growth to microbial physiology?
A: Microbes are small organisms that are found in a diverse range of habitats. The rate of growth and…
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 does turbidity lose reliability at high cell concentrations when the culture reaches the…
A: The turbidity measurement method for counting the cells in the tissue culture is the estimation and…
Q: what is the cause of different species of psychrotrophic bacteria growing in the CTSA medium at 7…
A: They can grow at extreme low temperatures and lead to spoilage of food by modifying the compounds…
Q: Which type of organism (obligate anaerobe, microaerophile, facultative anaerobe, aerotolerant…
A: Introduction :- Obligate anaerobes are organisms that can only survive in oxygen-depleted…
Q: What enzyme is required for hydrogen bacteria to grow asH2 chemolithotrophs?
A: Lithotroph: These are the different groups of organisms that use the inorganic substance for energy…
Q: give one reason why is it necessary to keep stirring the agar medium mixture in a beaker when…
A: Agar is a heteropolysaccharide, which is composed of different carbohydrate units. Agar is obtained…
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 differential medium
A: Differential medium or indicative media contain compounds which support the growth of microbes and…
Q: the ways to increase the yield and decrease the cost for production of commercially…
A: Materials that are necessary for the successful conduction of metabolism in living organisms are…
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: batch fermentation affects the biomass production of the microorganism, and what factors influence…
A:
Q: Description of how you have modified pour plate and streak culture method to see the effect of…
A: In microbiology lab, for the preparation of pure culture of a particular microorganism different…
Q: What are the roles inhibitory substances and pH indicator in the selective and differential
A: Selective media is a specially designed to select the growth of a specific microorganism in a group…
Q: What are the criteria for media selection and the basic requirements for media formulation for…
A: Fermentation is a metabolic process that produces chemical changes in organic substrates through the…
Q: What is the difference between selective and differential media? Give one example of each.
A: Culture medium is referred to as a medium of nutrients that supports microbic growth. The amount of…
Q: What is thermal death time? What are the factors that may influence the efficiency of chemical…
A: Answer 1 :- Thermal death time is the way lengthy it takes to kill a particular bacterium at a…
Q: Discuss the principle of flame sterilization.
A: Sterilization is any method that eliminates, destroys, or kills any life such as fungi, bacteria,…
Q: Is nutrient agar (NA) a complex or defined medium? Explained based on its composition. Is NA a…
A: a complex media is a media in which the exact composition is not known . it usually conatins…
Q: What is the relationship between the most probable number method and nitrate in environmental…
A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…
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: LAB produce organic acids that have shown to be effective against controlling the growth of…
A: Lactic Acid Bacteria (LAB) are Gram-positive, non-sporeforming, anaerobic cocci with G+C content of…
Q: What types of bacteria grow on nutrient agar?
A: Nutrient agar is a nutrient-rich medium that allows the growth of a wide range of organisms in the…
Q: Describe methods used to grow microbes anaerobically and under high CO2 conditions
A: An anaerobic organism does not require oxygen for its growth. It may react negatively or may even…
Q: If a biotechnologist wishes to obtain a primary metabolite, they will harvest the organism/media…
A: Bacteria are omnipresent and are found in air, water, soil, etc. Each bacterial species has a unique…
Q: Give the components, properties and special considerations in preparation (if there's any) on the…
A: MacConkey Agar . It is selective for gram- negative rods bacteria. EMB . It is selective for fecal…
Q: Write the limitations of sterilization by Dry heat?
A: The dry heat sterilization technique includes the removal or killing the microorganism and require…
Q: How would you isolate a thermophilic chemolithotroph that uses sulfur compounds as a source of…
A: In microbiology, culture media is considered the growth medium that possesses the specific mixtures…
Q: What is a starter culture and what is its purpose? What are the characteristics of a good starter…
A: STARTER CULTURE:- Starter culture are those microorganisms that are used in the production of…
How to culture the media of L. bulgaricus and S. thermophiles properly by using aseptic technique?
Step by step
Solved in 2 steps
- What is the purpose of the crystal violet, bile salts, and neural red in MacConkey Agar media?what is the cause of different species of psychrotrophic bacteria growing in the CTSA medium at 7 degrees?How is the CTSA (coconut water tryptic soy agar) growth medium designed to meet the nutritional need of psychrotrophs and mesophiles?
- What is differential medium? Describe at least five (05) differential media along with the agent(s) responsible for conferring differential propertiesWhat are the criteria for media selection and the basic requirements for media formulation for fermentation processes?What additional information can you get by using selective and differential media that you cannot get by using a general media (like TSA)?
- What are the roles inhibitory substances and pH indicator in the selective and differential media?Description of how you have modified pour plate and streak culture method to see the effect of temperature and pH on the thermophilus growth and the techniques you have used to measure the growth of S. thermophilus?What is a starter culture and what is its purpose? What are the characteristics of a good starter culture and why is it necessary to add one to fermented foods instead of using the natural flora?