Original sentence: Phagocytes occur in many species; some amoebae behave like macrophages, which suggests that phagocytes appeared early in the creation of life.Phagocytes of humans and animals are called professional or non-professional, depending on how effective they are at phagocytosis
Edited sentence: Phagocytes occur in many species; some amoebae behave like macrophages, which suggests that phagocytes appeared early in the evolution of life.Phagocytes of humans and other animals are called professional or non-professional, depending on how effective they are at phagocytosis