62.3k views
5 votes
Which is the first oxygen-producing organism?

User Szabgab
by
5.6k points

1 Answer

4 votes

Answer:

Cyanobacteria

Step-by-step explanation:

Evidence shows that Cyanobacteria (which was previously called the blue-green algae) was the first oxygen-producing organism. However, it is

User FSCKur
by
6.1k points