What Is the One Finding or Assumption That Could Cast

question 45

Multiple Choice

What is the one finding or assumption that could cast doubt on the role of stromatolites in the early evolution of life on Earth?

• A)They form in aquatic environments .
• B)They are one of the most commonly preserved sedimentary features in Precambrian time.
• C)They come in different shapes (sheets and domes).
• D)The interaction between microorganism and minerals and sediments is poorly understood.

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