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shepuryov [24]
2 years ago
13

Which era is characterized by stromatolites as the most abundant fossil?

Biology
1 answer:
Novosadov [1.4K]2 years ago
7 0

Answer:

Precambrian

Explanation:

tromatolites were common in Precambrian time. Some of the first forms of life on Earth are recorded in stromatolites present in rocks 3.5 billion years old.

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While out bird-watching, Samantha took this picture. She was in an area of shallow water, surrounded by grassy plants. She saw a
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marsh

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Explanation:  Hope this helps and good luck :)

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