Some species are symbiotic to each other, meaning they live together in a close, long-term association. what is the term for a symbiotic relationship in which both participating species benefit?

Mutualism and another one I think is called Commenal

The virus is considered to be are living item since they have hereditary material dnas or rnas. they can imitate and change. they respond to boosts, for example, radiation, chemicals, and warmth. they have antigenic properties. they are proficient to duplicate with a same hereditary constituent.