sabrenbruh sabrenbruh

27-06-2019
Biology

contestada

Starting billions of years ago, algae lowered the
atmosphere.
levels in the
A. oxygen
B. ozone
C. carbon dioxide
D. methane

Respuesta :

Аноним Аноним

27-06-2019

Answer:

Starting billions of years ago, algae lowered the

atmosphere.

levels in the carbon dioxide - C.

Answer Link

joojoo246679 joojoo246679

27-06-2019

Im pretty positive it’s c

Answer Link

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