Question

What macroscopic evidence of early life does this artist's reconstruction of the earth 3 billion years ago show

Answer 1

Stromatolites is shown as the macroscopic evidence of early life by the artist's reconstruction of the earth 3 billion years ago.

What is Stromatolites?

• Layered sedimentary structures known as stromatolites or stromatoliths are primarily produced by photosynthetic microorganisms.
• Such cyanobacteria, sulfate-reducing bacteria, and pseudomonads.
• Sand and other rocky materials are joined together by these microbe's adhesive molecules to create mineral "microbial mats."
• Stromatolites are some of our earliest examples of life on Earth and are widely distributed in the fossil record.

How was Earth 3 billion years ago?

Without any continents to divide the oceans, Earth may have been entirely submerged in water some 3 billion years ago, resembling a "waterworld."

Learn more about stromatolites here:

brainly.com/question/11623402

#SPJ4