Which is a kingdom?
a. mollusca
b. plantae
c. mammalia
d. arthropoda

What is a group of organisms that are closely related and share similar characteristics

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.

According to cell theory; which structures carry out the basic function of living things? a. atoms b. organs c. cells b. nuclei