___

One organism benefits and the other is unaffected.

Commensalism

___ organism benefits and the other is unaffected.

Commensalism

One ___ benefits and the other is unaffected.

Commensalism

One organism ___ and the other is unaffected.

Commensalism

One organism benefits ___ the other is unaffected.

Commensalism

One organism benefits and ___ other is unaffected.

Commensalism

One organism benefits and the ___ is unaffected.

Commensalism

One organism benefits and the other ___ unaffected.

Commensalism

One organism benefits and the other is ___.

Commensalism

___ ___ ___ ___ ___ ___ ___ ___.