<span>Flatworms possess excretory organs known as nephridia. Specifically as annelids, flatworms possess a variant known as metanephridia. This variant is defined by a cilia-lined funnel that opens into a coelom that empties through a anus to the outside of the organism.</span>
Answer:
soil
Explanation:
I think soil.
And I don't know any more.
Domain, Kingdom, Phylum, Class, Order, Family, Genus & Species
The answer you are looking for is protein.
Two examples include Cyanobacteria streptococci. Prokaryotes don’t really create systems into higher orders of living things so they create chains like the two I mentioned
