microbes were the first inhabitants of earth. they are single-celled organisms; bacteria, fungi and protozoa. (: and Simple prokaryotes
Photosystem II most likely evolved first because it provides the energy for producing ATP and passes its electrons to photosystem I.
The organism is likely a member of the kingdom Animalia.
That is a good question. Plants evolved from the charophycean lineage of green algae. Most likely the first plants were liverworts or mosses.
The Tyrannosaurus.
Eukaryotes most likely evolved from prokaryotes.
most likely the organism will die
bacteria
The cheetah most likely originated first in Africa before migrating to Asia.
By various bacteria ingesting but not digesting other bacteria, most likely the precursors of mitochondria (and/or chloroplasts).
There are currently millions of species of single-celled organisms, and million of others that were once here and are now extinct. Which of these would BEST describe the first, most primitive organism to arise on Earth from which all other life evolved?
An owl
A Scrub