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10 -10 m10 -15 m10 -5 m10 0 m10 5 m10 10 m10 15 m10 20 m NOYAU dun ATOME 0,000 000 000 000 001 m 10 -15 m 0,000 000 000 1 m LATOME 10 -10 m Une BACTERIE