Nutrient agar is the main growth media used for the isolation of a wide range of bacteria from various sources. It may also promote fungal growth, but the growth is limited due to the high pH of the nutrient agar media. Nutrient agar is a solid medium. The main components of nutrient ag...
Soft agar is generally around 0.7-0.8% agar in, say Luria-Bertani medium — although 0.35%, or even less, is not uncommon in certain protocols.Answer and Explanation: The main purpose of soft agar in any culture medium is to allow easy diffusion of the compound or entity of interest: for...
Agar slants can be used to culture bacterial cells for identification. Attempting to identify bacteria from a large sample is difficult because bacteria are small and can be difficult to find. However, when placed on a nutrient agar slant, bacterial cells will divide quickly and within several ho...
What are the bacteria using for nutrients in nutrient agar? What parts of a cell are visible under a light microscope? What organelles are found in epithelial cells? What are primordial germ cells? What is the substrate of the enzyme amylase?
Gelatin is a protein mainly derived from animal sources; however, there are a few plant-based sources of gelatin that can be used as substitutes for traditional animal-derived gelatin. These include Agar agar Agar agar is a vegan gelatin alternative made from red algae. It has a variety ...
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Prosthecae is a semi-rigid extension of the cell wall and plasma membrane. It increases nutrient absorption and also helps in adhesion. 5. Cell Wall The cell wall is a rigid structure made up of peptidoglycan that surrounds the plasma membrane as an external coat. It is 10 -25 μm in ...
Culture refers to the shared beliefs, practices, and values of a group, while Subculture is a distinct subgroup with beliefs or interests that differ from or coexist with the larger cultural group.
What are the bacteria using for nutrients in nutrient agar? What are bacterial cell walls made of? What are the main parts of a bacterial cell? What is one way that bacterial and archaeal cells differ from each other? What bacteria reduces sulfates under anaerobic conditions?
Why vinegar is a good source of energy? What is the biological basis of scurvy? Why do sugary foods promote dental caries? Explain. a. Which of the above foods are highest in these nutrients? b. What changes could be made to the meal plans to improve their nutrient density?