621645.fig.006a
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621645.fig.006b
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621645.fig.006c
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621645.fig.006d
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Figure 6: Amount of oxygen consumed (top) and carbon dioxide produced (bottom). Left: C -limitation to N -limitation; right: N -limitation to C -limitation. The first point left of each figure is the steady state value before the medium switch. The last point right on each figure is the steady state value after at least 50 hours. Error bars represent the standard deviations.