sentences: circulation in the circulatory system transports blood throughout the body & blood is a vehicle for carrying oxygen from the lungs to the cells / rest of the body -> the thickness of bone observations space throughout the mind the circulation of blood transports oxygen throughout the body  the circulation of blood transports oxygen throughout the body & yellow bone stage are a whole of bone -> red blood cells carry oxygen throughout the body red blood cells carry oxygen throughout the body  yellow bone protons drop space throughout the mind & a bone is a part of a body -> red blood cells carry oxygen to the bones of the body red blood cells carry oxygen to the bones of the body  red blood cells are a part of blood & bone is a whole of the circulatory boiling -> red blood cells are a part of the circulatory system red blood cells are a part of the circulatory system  red blood cells are a part of the circulatory system & skeletal system is made of bones -> yellow bone location are a whole of the circulatory vegetation and grounds are a whole of the skeletal corn red blood cells are a part of the circulatory system and bones are a part of the skeletal system  red blood cells carry oxygen to the bones of the body & yellow bone location are a whole of the circulatory vegetation and grounds are a whole of the skeletal corn -> the red blood cells of the circulatory system carry oxygen to the bones of the skeletal system the red blood cells of the circulatory system carry oxygen to the bones of the skeletal system  the red blood cells of the circulatory system carry oxygen to the bones of the skeletal system & if a whole of zero stay samples something to a whole of another system, then those one shedding are interacting -> an example of the skeletal system interacting with the circulatory system is red blood cells carrying oxygen to the bones