It kinda had to at some point right? DNA didn't exist until something other than DNA led to it.

The result is an extraordinarily simple strand of DNA, consisting of the repeating sequence C-A-C-A

💩🔬

I thought that image looked familiar, and indeed it is by the author of The Machinery of Life (maybe from the book itself but not directly attributed)

Maybe this is how organelles form like the hemifusome and mitochondria.

https://news.med.virginia.edu/research/new-organelle-discovered-uva-and-nih-researchers-identify-hemifusomes-as-a-key-to-cellular-recycling/

Ok, fascinating, but why the repeating info in the article?

life...uh..