parasitic

Example:The relationship between clownfish and sea anemones is mutualistic, as the clownfish protects the anemone from predators and the anemone keeps away fish that would eat the clownfish.

Definition:Beneficial to both parties involved in a relationship where both species involved gain an advantage.

Example:Legumes and nitrogen-fixing bacteria form symbiotic relationships that help the plants and the bacteria both thrive.

Definition:Beneficial to both species involved in a long-term association or close living together of organisms of different species.