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Présentation du Vivant Chap 6 Straménopiles

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Arnaud VH

on 23 September 2015

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Transcript of Présentation du Vivant Chap 6 Straménopiles

Chap 6

Présentation du Vivant
1. Algues brunes
2. Diatomées
3. Oomycètes
Double coque siliceuse = frustule
Réserves = Laminarines
Mildiou de la pomme de terre,
Phytophthora infestans
sur poisson d'aquarium
Paroi = glucanes + glycoprotéines
Réserves = Laminarines
Pigments = Chlorophylles a et c, fucoxanthine
Paroi = fucanes +alginates
Réserves = Laminarines
endosymbiose secondaire
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