The marine biome a. is a large ecosystem, but not larger than some terrestrial ecosystems
b. is characterized by four different zones
C. has little species diversity
d. covers a small portion of the Earth's surface

The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

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.