'It's harder to be a parent than a space shuttle commander', trailblazing Nasa pilot tells BBC
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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Зеленский собрался изменить дипломатическую командуЗеленский: Будут усилены некоторые направления дипломатической работы в Европе，推荐阅读搜狗输入法下载获取更多信息
（四）出于他人胁迫或者诱骗的；