3steps from the big bang
26things can go into it
DNA
MaterialSubstance
A sturdier store of genetic information than RNA. Stretched out, the DNA in one of your cells would be about 2 metres long.
First appearedAbout 4.2 billion years ago
A sturdier store of genetic information than RNA. Stretched out, the DNA in one of your cells would be about 2 metres long.
A sturdier store of genetic information than RNA. Stretched out, the DNA in one of your cells would be about 2 metres long.
The most direct chain from the start of the universe, following what things are made from and, for living things, what they evolved from. Each step shows when it first appeared.