Question

Which of the following events did not occur during the Precambrian era?

Options

• Evolution of the prokaryotic cell

• Evolution of the eukaryotic cell

• Evolution of multicellularity

• All of the above occurred during the Precambrian era

Answer 1

All of the above occurred during the Precambrian era

Explanation:

During the Precambrian era, the evolution of prokaryotic and eukaryotic cells, as well as multicellularity, occurred. The first life forms were prokaryotic cells, followed by eukaryotic cells, and eventually multicellular organisms appeared, all within the Precambrian timeframe.