Fig. 2From: Microbial biotechnological approaches: renewable bioprocessing for the future energy systemsMicrobial production of biofuel biohydrogen (modified from Majidian et al. [28]). Chl-chlorophyll; PSI-Photosystem I; PSII-Photosystem II; Fd-ferridoxin; ATP-adenosine triphosphate; ADP-adenosine diphosphate; NADH- reduced form of nicotinamide adenine dinucleotide; NADH+- oxidized nicotinamide adenine dinucleotideBack to article page