Question

Based on fossil evidence, eukaryotes evolved about _____ years ago. based on fossil evidence, eukaryotes evolved about _____ years ago. 500,000 1.5 billion 2.1 billion 3.5 billion

Answer 1

Fro the answer to the question above,
Based on fossil evidence, eukaryotes evolved about 2.1 billion years ago.
Approximately the first single-celled Eukaryotes appeared 2.1billion years.

But the multicellular eukaryotes first appeared at 1.5 billion years ago.
I hope this helps