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Why are the colonies growing on the top of the agar larger than the colonies growing in the agar?
Well, first of all, the colonies growing on the surface of the agar medium are aerobic . . . that is, they need air - Oxygen - to survive. The anaerobic colonies growing within the agar medium may simply be slower growing or maturing, for some reason. Perhaps that is simply due to their being anaerobic.
What Substance in which particles larger that and those of solutions are dispersed within a medium?
a colloid
Where would the colonies be located in a pour plate method?
In the pour plate method, colonies are typically located throughout the agar medium, both on the surface and within the agar. This method allows for the growth of aerobic and anaerobic microorganisms, as the organisms are mixed into the molten agar before it solidifies. As the bacteria grow, they form colonies at various depths depending on their oxygen requirements and growth conditions. Surface colonies may be more numerous, while those within the agar may be smaller and less visible.
Which species are able to grow both on the surface and within the medium?
Many species of plants and fungi have the ability to grow both on the surface and within the medium. For example, certain grasses and weeds can grow both above and below the soil surface. Similarly, some types of fungi, like mushrooms, can grow both on the ground's surface and within the decaying organic material.
What is Difference between surface and submerged culture?
Surface fermentation refers to those fermentations in which the microorganisms utilised grows on the surface of the fermentation media.Examples being citric acid surface fermentation process wherein the microorganism aspergillus niger grows as a thick floating mycelial mat over the surface of the media used. Submerged fermentation refers to those fermentations wherein microorganisms employed grows in submerged state within the fermentation media.many fermentations fall in this category like penicillin submerged fermentation technique
Why are the colonies growing on the top of the agar larger than the colonies growing in the agar?
Well, first of all, the colonies growing on the surface of the agar medium are aerobic . . . that is, they need air - Oxygen - to survive. The anaerobic colonies growing within the agar medium may simply be slower growing or maturing, for some reason. Perhaps that is simply due to their being anaerobic.
What Substance in which particles larger that and those of solutions are dispersed within a medium?
a colloid
Where would the colonies be located in a pour plate method?
In the pour plate method, colonies are typically located throughout the agar medium, both on the surface and within the agar. This method allows for the growth of aerobic and anaerobic microorganisms, as the organisms are mixed into the molten agar before it solidifies. As the bacteria grow, they form colonies at various depths depending on their oxygen requirements and growth conditions. Surface colonies may be more numerous, while those within the agar may be smaller and less visible.
Are lenticulate colonies found on the surface?
No, they grow within agar and have an oval shape.
Which species are able to grow both on the surface and within the medium?
Many species of plants and fungi have the ability to grow both on the surface and within the medium. For example, certain grasses and weeds can grow both above and below the soil surface. Similarly, some types of fungi, like mushrooms, can grow both on the ground's surface and within the decaying organic material.
Which method often results in colonies developing down throughout the agar and some colonies on the surface?
The pour plate method often results in colonies developing both down throughout the agar and on the surface. This is because the pour plate involves mixing the bacteria with the agar before pouring it into the plate, allowing for colonies to form at different depths within the agar.
Differentiate the surface water areas and surface land areas within the Philippine territorial limits?
The surface water areas of the Philippines covers a larger space than those of the surface land areas. This is possible because 3/4 of the Earth is covered by water.
How many bats live in carlsbad caverns?
Two colonies of bats roost within Carlsbad Cavern. The larger population is estimated at about 400,000 bats, the other about 300-400.
What are some advantages of an agar plate over a slant tube?
The following are some advantages of an agar plate verses a slant tube: 1. Surface area- An agar plate has a much larger surface area: a. Easier to isolate individual colonies using the streak-plate method. i. Evaluate the colony shape, margin and elevation. b. Can grow a larger number of cells. 2. Growth- An agar plate allows you to quantify the number of colonies on an agar plate, provided it is within the 30-300 range. Whereas the slant tube cannot quantify growth but only describes growth as none, slight, moderate, or large.
The advantages and disadvantages of a broth tube culture compared to a culture on a Petri plate?
Advantages of broth tube culture: It allows for the growth of bacteria in a liquid medium which can facilitate the study of motility and oxygen requirements of bacteria, and it can provide a larger quantity of bacteria for testing. Disadvantages of broth tube culture: It can be difficult to isolate and identify specific colonies within a liquid medium compared to a solid medium like a Petri plate, making it challenging for colony counting and purity assessments. Additionally, broth tube cultures may not provide as clear visualization of bacterial growth compared to colonies on a Petri plate.
What is Difference between surface and submerged culture?
Surface fermentation refers to those fermentations in which the microorganisms utilised grows on the surface of the fermentation media.Examples being citric acid surface fermentation process wherein the microorganism aspergillus niger grows as a thick floating mycelial mat over the surface of the media used. Submerged fermentation refers to those fermentations wherein microorganisms employed grows in submerged state within the fermentation media.many fermentations fall in this category like penicillin submerged fermentation technique
What is the semi-fluid medium within a cell's nucleus that contains chromatin called?
The semi-fluid medium within a cell's nucleus that contains chromatin is called nucleoplasm. This nucleoplasm surrounds the chromosomes within the nucleus and provides a medium for various cellular processes to occur.
