When did the first eukaryotic cells form?
A)2.1 thousand years ago
B)2.1 million years ago
C)2.1 billion years ago
D)3.7 billion years ago

Question

Quizplus · Accepted Answer

The first eukaryotic cells are believed to have formed around 2.1 billion years ago, making option C the correct choice. This was a significant step in the evolution of life, as eukaryotic cells are more complex and advanced than prokaryotic cells. Eukaryotic cells are defined by the presence of a nucleus and other membrane-bound organelles, which allow for compartmentalization of cellular processes and more efficient functioning.

When Did the First Eukaryotic Cells Form