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STORY

The First True Eukaryotes

By Michael Alan Prestwood

Sun 31 Mar 2024
Published 2 years ago.
Updated 3 days ago.
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Eukaryotes divided labor within single-celled life, featuring a true nucleus and membrane-bound organelles. From them branched plants, fungi, and animals.

The First True Eukaryotes

2.4 Billion Years Ago (+/- 300 million years)

All life today are either Prokaryote or Eukaryote. Around 2 billion years ago, Eukaryotes evolved from Prokaryotes. The evolutionary leap to eukaryotes introduced cells with a nucleus and membrane-bound organelles, a complex architecture derived from prokaryotic predecessors through endosymbiosis. This process, crucial for eukaryotic evolution, involved the incorporation of prokaryotic cells into the cytoplasm of early eukaryotes, giving rise to essential organelles like mitochondria and chloroplasts.

Mitochondria are a key component of eukaryotic cells, contributing to their ability to generate energy more efficiently than prokaryotic cells

  • Domain: Eukaryota > Kingdom: Protista (or ancestral eukaryotes)

— map / TST —

Michael Alan Prestwood
Author & Natural Philosopher
Prestwood writes on science-first philosophy, with particular attention to the convergence of disciplines. Drawing on his TST Framework, his work emphasizes rational inquiry grounded in empirical observation while engaging questions at the edges of established knowledge. With TouchstoneTruth positioned as a living touchstone, this work aims to contribute reliable, evolving analysis in an emerging AI era where the credibility of information is increasingly contested.
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