Posted: August 12th, 2016
Paleontologists have found fossils dating back 3.6 billion years. These closely resemble
Paleontologists have found fossils dating back 3.6 billion years. These closely resemble
A. blue-green algae present today.
B. fungi.
C. small invertebrate animals.
D. today’s simplest plants.
E. nothing alive today.
.
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