Question

which group of organism is poisned by elimental oxygen

Answer 1

I think anaerobes thnku u

Answer 2

There are species of bacteria that are classified as anaerobes to which oxygen is toxic. the Tetanus germ is an example. Anaerobes rely on molecules other then O2 as a electron in the final metabolic processes. If O2 is present they cannot gain energy. It is due to their evolutionary development