Cyanobacteria are important to the evolution and advancements of other life on Earth because they options: were the first lifeform on earth. produced oxygen from photosynthesis. were thought to have become mitochondria in the cells of animals. were the first group of organisms to leave a fossil record.

1 answer
Question:

Cyanobacteria are important to the evolution and advancements of other life on Earth because they
options:
were the first lifeform on earth.
produced oxygen from photosynthesis.
were thought to have become mitochondria in the cells of animals.
were the first group of organisms to leave a fossil record.

Answers

Answer: b Explanation: I took the test

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