Thus, despite much effort, no gelling agent has yet been discovered that possesses all the properties and benefits of agar. Agar continues to be the best all-arounder: versatile, cheap, and established. And, if Gelidium agar should ever run out, and another colloid is not at hand, microbiologists could revert to culinary agar, which, although not as pure and transparent, offers a low-cost alternative to lab-grade agar.
圖像加註文字，作者在巴黎交換年期間於一所中學工作在將近二十年沒有學習新語言之後，我即將開始學一些中文和葡萄牙語。在六天的時間裡，我每天只會花 30 分鐘完成這些任務與測試。我必須按指示完成，不能提出任何問題，並且等到實驗結束後才會得到回饋。
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Science & Environment
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