3014268610http://paper.people.com.cn/rmrb/pc/content/202602/28/content_30142686.htmlhttp://paper.people.com.cn/rmrb/pad/content/202602/28/content_30142686.html11921 蜡梅历寒向春开（一朵花读懂一座城）
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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