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Fig. 4 | Biological Research

Fig. 4

From: Copper stress induces antioxidant responses and accumulation of sugars and phytochelatins in Antarctic Colobanthus quitensis (Kunth) Bartl.

Fig. 4

Photosynthetic pigments and content of phenolic compounds. a Photosynthetic pigments, Chl-a/b rate (black bars) and total carotenoids (white bars). b Total phenolics content according Folin-Ciocalteu’s. Bars represent mean of three independent measurements. Significant differences were determined using ANOVA (P < 0.05). In b with Tukey’s post-test, letters show significant differences

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