Biology
RolandeDinardi949
5

Which bacteria, Eubacteria or Archabacteria, has existed on earth for at least 3 billion years?

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(2) Answers
glenefrancisco

it is Eubacteria that was and has lived the longest 

rishimisra15

It is of concern by many biologists that complex animals evolved from simple ones. Thus, we look for the simplest organisms while telling if which one existed earlier. The simpler one is Eucabacteria, which does not has cell wall.

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