The series of steps in which a large fish eats a smaller fish that has eaten algae is a

It is a food chain

Explanation: A series of steps including species consuming another in a direct chain is defined as a food chain

elephant becuase of mamoths

his research revealed two genetically different groups of prokaryotes, which justified splitting kingdom monera into two kingdoms. the genetic and cellular differences were so great, that these two kingdoms were eventually placed into different domains in the current three-domain system.