Which of the following steps is an important part of the process by which ecology guides humans to a sustainable future? a. the causes behind problems aren't identified or studied. b. the problems plaguing ecology are ignored. c. behavior remains unchanged after the root of a problem is identified. d. behavior is changed after the cause of the problem is identified.

Variety of living organisms; includes genetic, species, and ecological types.

Which must be kept in mind when determining if an explanation is correct? check all that apply.which must be kept in mind when determining if an explanation is correct? check all that apply.

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.