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Agar solidifies media, and will remain solid even when placed in an incubator. Few microorganisms are able to metabolize it, so it won't provide an energy source.
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What is the purpose of of agar in nutrient agar?
To make it semi-solid
What is the purpose of stabbing the blood agar?
By stabbing the blood agar, the hemolysis will be easier to see and identify.
Agar agar grain found in Germany?
Agar, or agar-agar, is not a grain, but rather an extract of seaweed. Agar translates to German as Agar-Agar Try whole- or health-food stores
What is general purpose media in microbiology?
general purpose medium is a media that provides enough nutrients in which most any microorganism will utilize for growth. Allows for a wide variety of microorganisms to grow. It can be used for a wide range of applications including; culture storage, enumeration (counting), isolation of pure cultures or simply general culture. e.g. Tryptocase Soy Agar (TSA) Tryptocase Soy Broth (TSB) Nutrient Agar
What is the purpose of adding ampicillin to the NA agar medium?
Ampicillin is added to NA agar medium to inhibit the growth of bacteria that do not contain the ampicillin resistance gene. This ensures that only bacteria transformed with a plasmid containing the resistance gene will be able to grow on the agar, allowing for selection of transformed bacteria.
What jelly is made from seaweed and used in glue making?
Agar-agar
Is agar edible?
Agar itself is not poisonous. It is a plant derived substance and used in some cuisines. Agar is often used to analyse DNA. For this purpose it is commonly combined with ethidium bromide which is highly carcinogenic.
If an organism can grow on both a nutrient agar and a MacConkey Agar on which would you expect it to grow better?
You would expect the organism to grow better on nutrient agar because it is a general-purpose medium that supports the growth of a wide range of organisms. MacConkey agar, on the other hand, contains inhibitors that selectively inhibit the growth of Gram-negative bacteria, so the organism may not grow as well on this medium.
What does the naming agar as agar agar denote?
an extract of seaweed
How many teaspoons is 7 g agar agar powder?
Approximately 2 teaspoons of agar agar powder is equivalent to 7 grams.
Does agar agar contain collagen?
No, agar agar does not contain collagen. Agar agar is a gelatinous substance derived from seaweed, while collagen is a protein found in the connective tissues of animals.
A gelatinous carbohydrate obtained from seaweed?
Agar is derived from seaweed and is often used in Japanese desserts
