7) Match who accomplished what with the following options. a) Charles Darwin
b) Carl Sagan
c) Aristotle
d) Alfred Wallace
e) Stanley Miller

1) He was able to produce organic molecules from inorganic molecules by replicating what he thought to be conditions of early earth's atmosphere
2) He was able to produce ATP (energy) molecules by replicating conditions of early earth's atmosphere.

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.