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Priya Patel	2014-03-12	75	view
Tappu K papa	2014-03-16	80	view

Topic title: An adaptation is a mutation, or genetic change, that helps an organism, such as a plant or animal survive in its environment. Due to the helpful nature of the mutation, it is passed down from one generation to the next. As more and more organisms inherit

Topic category: TOEFL speaking