medium
Medium refers to the nutrient matrix prepared by the combination of different nutrients for the growth and propagation of microorganisms, plants or animals (or tissues).
classification：
Keywords
Medium refers to the nutrient matrix prepared by the combination of different nutrients for the growth and propagation of microorganisms, plants or animals (or tissues). Generally contain carbohydrates, nitrogen substances, inorganic salts (including trace elements), vitamins and water and other categories of substances. Culture medium is not only the basic material to provide cell nutrition and promote cell proliferation, but also the living environment for cell growth and reproduction. There are many kinds of medium, which can be divided into natural medium, synthetic medium and semi-synthetic medium according to the source of preparation materials. According to the physical state can be divided into solid medium, liquid medium, semi-solid medium; According to the culture function, it can be divided into basic medium, selective medium, enriched medium, differential medium, etc. According to the range of use can be divided into bacterial medium, actinomyces medium, yeast medium, fungal medium, etc.
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