生命起源研究的许多团体都集中在核糖核酸，它相信已先于活细胞。
Many groups studying the origins of life have focused on RNA, which is believed to have pre-dated living cells.
研究者没有研究的另外一种测试已流行起来，因为它很便宜且可以在家里进行。
Another type of test not studied by the researchers has become popular because it is cheaper and can be done at home.
卫生部已通知世卫组织，它打算加强信息交流机制，并确保将该国更多的研究所纳入报告系统。
The Ministry of Health has informed WHO of its intention to strengthen communication mechanisms, and to ensure that more of the country's research institutes are integrated into the reporting system.
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