Which body part transports oxygen, removes waste materials, and carries nutrients to the body as part of the circulatory system?

Write a paragraph about why the respiratory system is important and we need to breathe easily. (guys i really need ) x(

Practice or pre-exercise theories of play pose the idea that a. play provides children with an opportunity to practice adult activities. b. play is necessary to reenergize human cognition. c. children have too much energy and play will rid them of that energy. d. children are the link between animals and human beings.

The charge for office visit or procedure usually includes