See https://en.wikipedia.org/wiki/Last_universal_common_ancestor for more info:
> The LUCA is not the first life on Earth; it may have lived among a diversity of other organisms whose descendants all died out. Rather LUCA is the most recent form from which all surviving life on Earth is descended.
See https://en.wikipedia.org/wiki/Last_universal_common_ancestor for more info:
> The LUCA is not the first life on Earth; it may have lived among a diversity of other organisms whose descendants all died out. Rather LUCA is the most recent form from which all surviving life on Earth is descended.