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.
- Mutualism, where both organisms benefit. - Commensalism, where one organism benefits while the other organism is not harmed. - Parasitism, where one organism benefits and causes harm to the other organism.Mutualism. This is a beneficial relationship to both partners of different species living together.For example a bee and a pollinating flower. Parasitism, where one organism benefits and causes harm to the other organism. Mutualism. This is a beneficial relationship to both partners of different species living together. For example a bee and a pollinating flower.