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L’alimentation

L’alimentation. Partie 1: La conduite alimentaire. D’où vient notre énergie? . Les aliments se transforment en nutriments. Ces nutriments, au contacte de l’oxygène, s’oxydent. Autrement dit, ils brulent et produisent l’ é nergie dont nous avons besoin.

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L’alimentation

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  1. L’alimentation Partie 1: La conduite alimentaire

  2. D’où vient notre énergie? Les aliments se transforment en nutriments. Ces nutriments, au contacte de l’oxygène, s’oxydent. Autrement dit, ils brulent et produisent l’énergie dont nous avons besoin. Cette énergie mesure en calories. 2.500 calories par jour.

  3. D’où vient notre énergie? 1. Les aliments → nutriments • Ces nutriments + l’oxygène → 3. L’énergie

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