Fig. 2From: The effects of CO2 and H2 on CO metabolism by pure and mixed microbial culturesFermentation of (a–c) CO: H2 and (d–f) CO: CO2 by the mixed and pure CO-consuming cultures. The initial partial pressure of CO was 30.4 kPa. The data are averages of triplicates; error bars indicate one standard deviationBack to article page