Answer:
Are you referring to symbiotic relationships between organism? If so, the answer would be parasitism.
One organism, a parasite, takes advantage of another organism at the expense of the host organism.
Ex. A tick bites a dog for blood to use as food. The dog gets an uncomfortable bug bite and the dog might catch a tick borne disease.
Answer: parasitism
Explanation:
parasitism is a symbiotic relationship between 2 organisms, where one organism (the parasite), lives on/in another organism (the host), causing it some harm.
