What sets Pseudomonas apart from other gram-negative bacteria as far as oxygen requirements?
a) Pseudomonas is obligate anaerobic.
b) Pseudomonas is microaerophilic.
c) Pseudomonas is aerobic, but it can also grow anaerobically using nitrate as an alternative electron acceptor.
d) Pseudomonas is strictly aerobic and cannot grow anaerobically.