Answer:
I dont really know what your trying to interpret? but I just hope this helps ya bro.
I think no because It is only useful when the organism that is being identified was or is a part of organisms that are part of the key.
please feel free to correct me if im wrong. ︎
The co2 becomes trapped in the atmosphere where it causes a greenhouse effect and continually gets warmer and warmer
It indicates that our ancestors had a different build than humans of today.
Convection in the asthenosphere is the main reason for the movement of tectonic plates.