Which is a role of Eubacteria in living systems [Solved]

I am assuming here that living systems means ecosystems.

B)making extreme conditions more livable is best
they produce oxygen as a biproduct

I am assuming here that living systems means ecosystems.

This is probably the desired answer:
A)decomposing dead plants and animals

This is probably the desired answer:
A)decomposing dead plants and animals

This post is last updated on hrtanswers.com at Date : 1st of September – 2022