2min chapter

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#350 – Betül Kaçar: Origin of Life, Ancient DNA, Panspermia, and Aliens

Lex Fridman Podcast

CHAPTER

What's the Difference Between the Proteins?

Nature conserves the sites of these proteins that are important for it is job. Usually we see up to 70% level conserved identity across all modern versions. When you travel back in time, the identity decreases. But still 60% shared information over 4 billion years. We have good reason to think that it existed at the dawn of life.

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