“I can’t live, if living is without you..” A line from the song, Without You, originally sang by Harry Nilson in the 70’s and was revived by Mariah Carey in the 90’s. Such a lovely song, though it sounds disheartening, real-life relationships hold this words true.
Symbiosis describes close interactions between two or more different species. A relationship where two species live together for the benefit of both. Symbiotic relationships can be obligate or facultative. There are species who lives together by choice; facultative symbiosis, while there are those that can’t survive without the other; obligate symbiosis. The latter gives us that literal phrase, “I can’t live, if living is without you..”