The discontinuous aspect of replication of dna in vivo is caused by

Which system revise and send electrical signals throughout the body

Are the earth's ocean floor and continents the same age geologically? why or why not?

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.