-- card: 13755 from stack: in
-- bmap block id: 26838
-- flags: 0000
-- background id: 2564
-- name: 


-- part contents for background part 1
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You may "just say no" to drugs, but your brain doesn't. It harbors a whole stash of "drugs," including a natural morphine, a natural angle dust, a natural Valium — even a natural alcohol.



-- part contents for background part 2
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The largest cell in the human body is the female egg.