Overview
Explore the pivotal transition from single-celled prokaryotes to eukaryotes in this 28-minute video from the "Major Transitions in Evolution" series. Delve into the 1.5-billion-year journey that laid the foundation for all subsequent evolutionary changes on Earth. Discover the importance of age dating in exploring the Precambrian era, learn about the common building blocks of life, and understand the distinctions between prokaryotic and eukaryotic cells. Investigate the mystery of stromatolites, their disappearance from the fossil record, and their modern-day presence in Shark Bay, Australia. Examine why prokaryotes are considered primitive and explore the various types of fossils they leave behind. Uncover the origins of prokaryotes and gain insights into the relationship between prokaryotes and eukaryotes in this comprehensive look at early life on Earth.
Syllabus
Age Dating and Biological Succession
Age Dating Helps Explore the Pre’Cambrian Era
All Life Has Same Building Blocks Genes and Proteins
Life Begins with Prokarya: Bacteria and Archaea
Prokaryotic and Eukaryotic Cells
The Mystery of Stromatolites
Stromatolites Disappear From Record
Live Stromatolites Found in Shark Bay, Australia
Why Are Prokaryotes Considered Primitive?
Prokaryotes Leave Chemical, Body, and Trace Fossils
The Beginnings of Prokaryotes
How Prokaryotes and Eukaryotes Are Related
Taught by
Wondrium