Fig. 4From: Presence does not imply activity: DNA and RNA patterns differ in response to salt perturbation in anaerobic digestionBox plots of the alpha diversity metrics of the microbial community on DNA (red) and RNA (green) level. Significant differences between the DNA and RNA profile are marked with *(P < 0.05), **(P < 0.01), or ***(P < 0.001), based on the ANOVA analysisBack to article page