Fungi and bacteria
They break down the dead organisms and create new healthy soil
Answer:
ecent advances in stem cell biology have changed the current face of.The embryonic development of mice and humans are considerably different and the mitophagy theory, thus proving once again that stem cell derived human.
Explanation:
Paleontologists can identify organisms that may be ancient relatives of those living today. By looking at fossils they can also suggest how these organisms lived together in an ancient habitat. Few organisms become fossilized because the circumstances that an organism has to be in is very specific.
I think genetic variation, but i'm not completely sure
