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A Billion Years Older Than the Second Oldest
Terrestrial Life To Extraterrestrial Life
Watch And Learn: Our Favorite Content About The Origins Of Life
The Oldest Fossils Ever Found
How Chemistry Started Life On Earth
Key Facts In This Video
About 4 billion years ago, there was no life on Earth. 00:04
Without a cellular membrane to contain them, the molecules that make up enzymes and DNA would drift apart. 00:42
The earliest cells were comprised of molecules that reacted with one another, sometimes producing beneficial materials for the cell membrane. 01:05
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