What is one important inference we can make from the human impact equation?

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

How can you tell the difference between rough er from smooth er?