Eukaryotes arose about _ years after the first prokaryotes.
A. 3.0 million
B. 1.5 billion
C. 3.5 billion
D. 4.0 billion
Answer:B
Eukaryotes arose about _ years after the first prokaryotes.
A. 3.0 million B. 1.5 billion C. 3.5 billion D. 4.0 billion