Biochemical Barriers on the Path to Ocean Anoxia?
S. J. Giovannoni, F. Chan, E. W. Davis, C. Deutsch, S. S. Wolf
The paper proposes the Hypoxic Barrier Hypothesis to explain why ocean oxygen levels remain higher than expected despite microbial respiration, finding a large variation in oxygen affinity among enzymes.
bioRxiv · May 17, 2021Microbiology