Cells divide and make new cells, is all life on Earth rooted in one super ancestor cell? Or are there parallel paths to cell creation?
Cells divide and make new cells, is all life on Earth rooted in one super ancestor cell? Or are there parallel paths to cell creation?
There are definitely many similarities, and the basic principle is the same.
You use evidence to rule out possibilities, and adjust the probabilities of anything remaining on your list. You may be left with just a few options, and you might be able to test them, to narrow it down even further. Hopefully, that’s enough to come to some conclusions.