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.
According to the University of Utah, endosymbiosis occurs when two different species benefit from living and working together and one of the species lives entirely within the other. A common example of endosymbiosis is in the case of mitochondria and chloroplasts, which may have once been separate single celled organisms. Continue Reading