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Why can't you re-melt agar if it solidifies while working with it?
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What is the purpose of agar in agar?
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.
What is the Purpose of agar in media?
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.
What temperature does agar liquefy?
Depending on the media agar solidifies at 32 to 40 degrees Celsius. It remains firm up to about 65 degree Celsius.
What is melting point of agar?
85C
Why is agar a useful substance in the microbiology lab?
Few microbes can degrade agar, so it remains solid during microbial growth. It liquefies at 100 degrees C and solidifies at 40 degrees C. Once the agar has solidified, it can be incubated at temperatures up to 100 degrees C and remain solid.
If a substance forms crystals when it solidifies its melting and freezing points are the same?
Melting and freezing points are identical.
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
Why care should be taken when spreading the inoculum on agar?
Spreading is done carefully on agar plate as we have to prevent even a minute to minute contamination and also we have to check that weather the spreading is done equally or not while not demaging the layer of agar.
Is there a microorganism that degrades Agar agar?
Yes! Paenibacillus spp. can degrade agar agar
What jelly is made from seaweed and used in glue making?
Agar-agar
What does the naming agar as agar agar denote?
an extract of seaweed
Why MacConkey agar is solid at room temperature while MacConkey broth remains Liquid at room Temperature?
MacConkey agar is solid at room temperature because it is a gel-like polysaccharide. Broth that has 1.5 percent agar in it and is heated up will become a liquid.
