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 Mutualism-interaction between two or more species where both species benefit from one another Example-Clownfish and Sea Anemone (protection) Parasitism Parasitism-is the interaction between two organisms, in which one organism (the parasite) benefits and the other (the host) is harmed.ommensalism Commensalism-interaction between two organsisms where one benefits and the other is not affected. Example-Sea Cucumber and pearl fish. The pearl fish reproduces inside the sea cucumber and as an adult enters to hide from prey. Pollution and Conservation Pollution-the release of environmental contaminants.