Why a mastectomy may be necessary. A mastectomy is mainly used as a treatment for breast cancer or to reduce the risk of breast cancer developing. Although breast cancer in men is much rarer than female breast cancer, it can also be treated with a mastectomy. Treating breast cancer.
Confidence votes 54. Protists are different from bacteria and archaea as protists, that have nuclei and can be multicellular, as from bacteria and archaea, that has no nuclei and is unicellular.acteria are pr â¦ okaryotic, and do not have nuclei. Also, protists are sort of like the miscellaneous category. There are plantlike cells (such as diatoms) and animal-like cells (such as ameoba). Bacteria and protists also have different shapes to their cells and different organelles.
Protists. Protists are single and multicellular organisms that are plant-like, animal-like and fungi-like. They evolved from bacteria and represent the intermediate step in the evolution of the other three kingdoms. There are 12 phyla in this kingdom, most of which live in water.ubacteria. Eubacteria, the second group of Monerans, make up their own Kingdom.They live in a wide variety of habitats and obtain their energy needs in a variety of ways. The main phylum are orgainzed by how they obtain energy. 1. Heterotrophs: This type of bacteria is found just about everywhere.