Фото: U.S. Marine Corps / Lance Cpl. Tyler Forti
Several properties of agar render it a superior jelly. Agar isn’t broken down by microbial enzymes apart from a few species (including bacteria living in marine and freshwater habitats), and it dissolves well in boiling water, making it easy to sterilize. The jelly doesn’t react with the ingredients of a broth, whose composition can be adjusted to meet the nutritional requirements of different microbes, and sets to a firm gel without the need for refrigeration.
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总的来说,我和孩子都有进步,也都有不足,新的一年,我也应该跟着孩子一同成长。
[8] R. Ulichney: “The void-and-cluster method for dither array generation” (1993). ↑