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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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Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
Jim Lovell spoke to the BBC about Apollo 13Apollo 13: Bonus 1. Jim Lovell，详情可参考同城约会
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Act fast to secure the Kanto Region Badge Collection as a free gift with purchase.。爱思助手下载最新版本对此有专业解读