This was not the first time that microbiologists experienced problems with agar. A phenomenon called “The Great Plate Count Anomaly” baffled researchers in the early 20th century when they observed that the number of cells seen under a microscope didn’t match the actual number of colonies growing on an agar plate. Investigating this discrepancy, researchers found agar itself to be the culprit: when nutrient broths are heated with agar during boiling, harmful byproducts (hydroperoxide) can form due to the reaction of agar with phosphate minerals contained in the media. Researchers can avoid this by autoclaving agar separately from the nutrient broth, or by reducing the amount of agar used.
「骰子已經擲出,美國現在必須全力以赴實現政權更迭。問題在於,沒有地面部隊是做不到的,」海軍研究生院教授穆罕默德·哈菲茲(Mohammed Hafez)表示。
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Mongo - 17 658 QPS; Mean: 64.099 ms, Percentile 99: 974.379 ms
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