Other Conditions Causing Yellow Toenails. Although fungal infection is the most likely cause of yellow toenails, rarely, some other disease conditions can also result in yellow toenails. Some of these conditions are psoriasis, jaundice, paronychia, lymphedema, bronchiectasis, tuberculosis and sinusitis.
1. a plant or animal that lives upon or within another living organism at whose expense it obtains some advantage; see symbiosis. 2. the smaller, less complete member of asymmetrical conjoined twins, attached to and dependent upon the autosite.parasitÂ´ic. malarial parasite Plasmodium.
These organisms live together, and each cell in the colony is the same. However, each individual cell must carry out all life processes to survive. In contrast, even the simplest multicellular organisms have cells that depend on each other to survive. Most multicellular organisms have a unicellular life-cycle stage.