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This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a
Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting
AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals
音乐咖啡厅:Beckah Shae - Just to Know 相关介绍 :而这是Beckah Shae的一张最新专辑,经Montell Jordan, tobyMac Group 1 Crew 等人编制,由Shae Shoc Records音乐公司出品。 也就是说,这张专辑是由Beckah Shae自己的
Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长
音乐咖啡厅:Beckah Shae - Life 相关介绍:Beckah Shae很小的时候就显示出她在音乐方面的特殊天赋,常常被人们称赞为songbird。作为一名独立厂牌的音乐歌手, Beckah Shae一直都很坚持自己的音乐风格。