the answer is cell cycle!
I would have to go with b or c
Biogenic Sedimentary I think
Answer:
None of the above
Explanation:
There exist some protists which are autotrophs such as green algae others are heterotrophs such as amoebas and paramecia but known of protists are eukaryotes, they are all prokaryotes. Don't forget concepts, eukaryotes have a true nucleus and other memebrane bound organelles such as mitochondria and since protists lack such structures, they cannot be considered as eukaryotes.
Its like the circle of life kind of. Like the fish are food for the sharks and bigger fish and smaller fish for the medium fish and algae for the little fish.
