The first organisms were most probably ____.
A)eukaryotic
B)multicellular
C)protozoans
D)prokaryotic
E)algae

Name: The first organisms were most probably ____. A)eukaryotic B)multicellular C)protozoans D)prokaryotic E)algae
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The first organisms were most probably prokaryotic as they were simple unicellular organisms that lacked a true nucleus or membrane-bound organelles. Evidence suggests that prokaryotes were the first life forms on Earth and they evolved about 3.5 billion years ago.

The First Organisms Were Most Probably ____