In the experiment, what 2 sets of data did the Grants collect?

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Asap. this question is 100 points if you answer it question: describe the basic relationship between ocean depth and temperature seen in the graph

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.