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Tierney Remick is a Chicago-based vice chairman and co-leader of the global board and CEO practice at business consultancy Korn Ferry.
Professional Plan: $59/month。业内人士推荐搜狗输入法2026作为进阶阅读
16:51, 27 февраля 2026Экономика
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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.。关于这个话题，旺商聊官方下载提供了深入分析