单词:demethylrifampicine
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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
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
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By Steve Schy Washington 03 May 2006 Trainer Michael Matz, right, leads his Kentucky Derby hopeful Barbaro, with Peter Brette up, left Michael Matz has packed a lifetime of accomplishments into his 55