What is agar and what makes it the best agent for making culture media? explain

Q: write a brief note on bacterial growth in sugarcane juice

A: Sugarcane juice: Sugarcane (Saccharum officinarum) is a perennial grassy plant that belongs to the…

Q: Why do you have to boil the agar solution before dispensing it into tubes?

A: Agar is the medium which can used to grow the micro organisms in petri plates. The selected…

Q: What makes a culture media DIFFERENTIAL? Explain and provide examples of differential type of…

A: Answer: Culture media is the growth medium or culture medium which is solid, liquid, or semisolid in…

Q: What is the purpose of the crystal violet, bile salts, and neural red in MacConkey Agar media?

A: MacConkey Agar or MAC is a culture medium. It is a selective and differential medium designed for…

Q: Some exconjugants did not grow on minimal medium. On what medium would they grow?

A: Exconjugants can be described as bacterial cells, which separates following the conjugation. A…

Q: How does colony morphology help you monitor the purity of your culture? What are disinfectants and…

A: Microbiology is the study of those living organisms which cannot be seen through naked eyes…

Q: What is the primary use of agar deep, agar slant, agar plate?  explain

A: Primary use of agar deep :  • Agar deeps are used to grow bacteria which  require less oxygen . And…

Q: What kinds of organisms are used in coculture withSyntrophomonas?

A: Syntrophomonas is a gram negative bacteria belongs to Syntrophomonadaceae family. This bacteria…

Q: attern used to inoculate agar slant to get luxuriant culture. This pattern increases the surface…

A: Slant culture : A culture made on the slanting surface of a solidified medium in a test tube that…

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: How does McConkey agar serve as both selective medium and differential medium ?

A: MacConkey agar is a culture media that contain bile salts, crystal violet dye, neutral red dye along…

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: What is culture media? Which culture media is used for gram negative bacteria and which one for gram…

A: Microbiology is the branch of science which deals with the study of different types microorganisms…

Q: What are bioreactors ? How are large volume of culture maintained and processed in them ?

A: A bioreactor is a system that enables organisms (such as yeast, bacteria, or animal cells) to…

Q: List the types of selective and differential media used to grow and isolate skin microbes. What…

A: Agar media and nutrient broth are two types of media that are commonly used for solid and liquid…

Q: What type of agar would you use to grow gram positive bacteria

A: Bacteria are different from the plant as well as animals. They require specific substances in the…

Q: Indicate which of the following observations can be made when observing growth on nutrient agar.…

A: Colony morphology can be referred to as the visual appearance of bacterial colonies on a plate of…

Q: What makes a culture media as SELECTIVE? Explain and provide examples of selective type of culture…

A: A culture medium or growth medium is a substance that is used to grow the microorganisms under…

Q: why macconkey agar and mannitol salt are regard as salective and deffrental medium?

A: A culture medium is just water and nutrients that support microbic growth. Primary culture media for…

Q: How is agar in the petri dish prepared to grow the bacterial specimen? explain in your own words.

A: Agar is a polymer made up of subunits of sugar galactose and is a component of cell walls of several…

Q: Why is agar ideal for microbial cultivation?

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

Q: Outline a method for preparation of tomato cell suspension culture and subculture

A: Cell culture is a procedure in which cells are grown under artificial conditions in suitable medium…

Q: Phenylethyl alcohol and why would it be useful in agar

A: Acoording to this question we have to decribe phenyl alcohol and the phenylethyl alcohol be useful…

Q: What is differential medium

A: Differential medium or indicative media contain compounds which support the growth of microbes and…

Q: How can you determine whether a culture or subculture is pure?

A: A pure culture can be defined as a population of cells or multicellular organisms growing in the…

Q: Describe the growth as it appears in the Broth Tube or Agar Slant.

A: Microbes are cultured for scientific and research studies on various media. This enables us to know…

Q: if straph are only suppose to grow on the plate what could possibly be wrong with the media ?

A: Staphylococcus aureus is a Gram-positive bacterium which is cocci shaped. It is a facultative…

Q: Make an accurate colored of what you observed on the mannitol salt agar plate.

A: Mannitol salt agar or MSA is a commonly used selective and differential growth medium in…

Q: who introduced the use of cotton plug in microbial culture tubes.

A: Cotton plugs are utilized in bacterial specimens and culture mediums. The cotton plugs' primary role…

Q: What is a complex medium? and What are the basic components of a culture medium?

A: Medium is defined as the solid or liquid substratum on which the cells or organ can grow for further…

Q: Name the source from where agar is commercially obtained.

A: Agar is a jelly-like substance that is made up of linear polysaccharide agarose and a heterogenous…

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: Which media would allow positive growth in selective and differential media Thank you

A: Selective media is usually defined as a media which generally selects for the growth of a desired…

Q: Colonies have grown in a nutrient agar plate. However, it did not grow along the lines of streaking.…

A: Streaking method This method is used to produce isolated colonies of bacteria. This helps in…

Q: what is usefulness of columbia CNA agar? Can it be used to test water ?

A: Columbia Agar is a highly nutritious base medium The addition of the antimicrobial agents, colistin…

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: Why are agar plates incubated upside down?

A: The Petri dish has existed for over a decade, whereas simple, cell-growing equipment remains…

Q: Which of the following terms are used to describe the appearance of the edge or margin of a colony…

A: Agar is a sulphated polysaccharide which is widely used as solidifying agent in microbiological…

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 is the medium (Mitis Salvarius agar) selective?

A: Mitis Salviarius agar is used to differentiate among species of Streptococcus and the very close…

Q: Which culturing method provided the clearest results, the semisolid medium tube or the soft agar…

A: Agar is a jelly-like substance obtained from red algae. It is a mixture of two components namely…

Q: How do you do the continuous culture of bacteria by chemostat and turbidostat

A: Answer: CONTINUOUS CULTURE : It is the method of culturing/growing of bacteria in a media in a…

Q: Why is it easier for microorganisms to grown on plastic surface rather than wood?

A: Answer- Wood does have natural antibacterial properties. The organism of bacterium like- Ideonell…

Q: What is the preparation condition for culturing a mould sample?

A: Introduction: Mould is a fungal specimen which is grown in filamentous structure called hyphae. They…

Q: main goal of motility agar

A: MICROBIAL GROWTH MEDIA- It is the culture media that serves as a nutrient media for the growth of a…

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…

Microbial Isolation

Isolation of the microorganisms in microbiology is the process of developing a pure culture by separating one species of microbe from a mixture of many other species. A pure culture is a culture that contains only one species of microbe.