True or false. The offspring that survived reproduces and pass on inherited characteristics DO NOT normally help them adapt to their environment.

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.

Pulmonary arteries carry highly oxygenated blood. true or false?

The amount of radioactive isotopes contributing heat to earth is greater now than it was when earth was newly formed. question 20 options: true false