Comment extraire de l’ADN de cellules ?

3ème

Extraire et mettre en évidence la molécule d’ADN Vidéo en musique sur le protocole : http://youtu.be/WdlcF7o_8G8 Comprendre la compaction de la molécule en chromosomes Modéliser la molécule d’ADN modélisation molécule ADN – SVT 2nde par vive-les-svt TP en classe de seconde Retour aux cours SVT 3ème chapitre 1 : les supports de l’hérédité chapitre 2 : reproduction sexuée et diversité

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