Before agar, microbiologists had experimented with other foodstuffs as microbial media. They turned to substances rich in the starches, proteins, sugars, fats, and minerals that organisms need for growth, testing with broths, bread, potatoes, polenta, egg whites, coagulated blood serums, and gelatine. However, none worked particularly well: all were easily broken down by heat and microbial enzymes, and their surface, once colonized, became mushy and unsuitable for isolating microbes.
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34 target chars"]:::muted -- B["fontconfig。safew官方版本下载是该领域的重要参考
会谈后，两国总理共同见证签署绿色转型、海关、体育、媒体等领域合作文件。
，详情可参考Line官方版本下载
https://feedx.net，这一点在旺商聊官方下载中也有详细论述
这是开箱即用的结果，也许通过提示词调教能够取得更好的效果，但不在本次测评的讨论范围内。