Users practicing this topic

Post date	Users	Rates	Content
2012-10-06	Yavuz Burak	93	Check this topic
2014-01-09	nishith	80	Check this topic

Topic title: Symbiotic RelationshipsSymbiosis refers to an intimate relationship between two organisms. This term does not indicate whether the relationship is beneficial or harmful to teh organisms involved. Mutual symbiosis, or mutualism, occurs when both species ga

Topic category: TOEFL speaking