purchasing food from unsafe sources, failing to cook food adequately, holding food at incorrect temperatures, practicing poor personal hygiene and using contaminated equipment.
Fungi are both unicellular and multicellular. Unicellular fungi are yeasts. All other types of fungi are multicellular.ungi are both unicellular and multicellular. Unicellular fungi are yeasts. All other types of fungi are multicellular.
Protista are eukaryotic, single-celled or simple colonies of cells, can be either autotrophic (photosynthetic) or heterotrophic (consumers). Fungi are eukaryotic, single-celled or multicellular, but always non-photosynthetic. Animals are eukaryotic, multicellular, with specialization (except in some sponges).