/sci/ - Science & Math

>>15294953
Hmm, I would suggest choosing one more specific topic and getting into the field that way.
Is there any particular period of time or a species that intrigues you.
As for the genes evolving and then staying neutral for a long time until they become usefull, that is true, but there are other ways.
For example, prolactin is obviously associated with production of the milk in mammals among other things, but it was present in almost the same form as far back as bony fishes where it has a different function.