Agar’s low viscosity also makes it easy to pour into Petri dishes, and its transparency permits observation of microbes growing on its surface.7 Also aiding in this is its low syneresis (extrusion of water from the gel), guaranteeing less surface “sweating”: Once a plate is inoculated, bacterial colonies stay in place and do not mix.
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。关于这个话题，WPS下载最新地址提供了深入分析
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The British Medical Association (BMA) said 83% of its members had voted to continue with the walkout after ministers said they would not increase doctors' pay.
Cognates - First Pass