Most are bacteria, but lots are plants/animals having only one cell.
No. Single celled organisms are things like an amoeba or bacteria. Humans and all animals such as an octopus are multi-celled.
it is single celled
Amoeba is multi celled
protists
some one celled living things are predators
Yeast is a single-celled fungi.
Prokaryote cells are always single-celled.
No they're singled celled
Yes, prokaryotes are unicellular.
To reproduce.
Phytoplankton
single-cell