Answered

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What organism is believed to be responsible for the rise in oxygen in the atmosphere
during the early times of our planet?

A. Plants
B. Cyanobacteria
C. LUCA cells
D. Eukaryotes

Sagot :

kaisersriprad

Answer:

B. CYANOBACTERIA

Explanation:

The answer is tiny organisms known as cyanobacteria, or blue-green algae. These microbes conduct photosynthesis: using sunshine, water and carbon dioxide to produce carbohydrates and, yes, oxygen.

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