A botanist is training a group of volunteers to survey The plants of a mature deciduous Forest. The botanist wants to give the volunteers a lecture about the basic plant taxonomy they should know for identifying plants in this forest. Please help write A paragraph that develops the basic points that the botanist should include in the lecture.

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.