1. Archaea display a wide range of lifestyles, including anaerobic and aerobic respiration, fermentation, chemoautotrophy, heterotrophy, and photoheterotrophy

2. Protozoa are single-celled eukaryotes, which demonstrate mobility and heterotrophy like animals, but are grouped in the kingdom Protista.The plural of Amoeba is spelled either Amoebas or Amoebae.

3. The Ascomycota, or Ascomycetes, represent a phylum within the kingdom of Fungi, which are non-mobile, cellular organisms, whose structure is composed by threads called hyphae. They produce their compounds by absorption or exchange (heterotrophy) and reproduce by spores.