- Joined
 - Feb 7, 2007
 
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 - 75
 
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We took the biochem shelf today.  I've done fine on all of our class exams so far, but I walked out of the shelf feeling like I knew about ten questions out of 130.  I don't need to ace it, but I do need to get the 15th percentile or whatever is passing this year.  How hard is it to pass?