asked 94.7k views
4 votes
Cyanobacteria increased the levels of carbon dioxide in the atmosphere. please select the best answer from the choices provided true or false

2 Answers

3 votes

Answer:

it is false

Step-by-step explanation:

hope this helps

answered
User Vosmith
by
8.5k points
6 votes

Answer:

True

Step-by-step explanation:

answered
User Romandas
by
9.3k points

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