There is a big difference between external and internal respiration. External respiration is basically the transfer of gas between respiratory organs such as lungs and the outer environment. It takes place prior to internal respiration. Internal respiration is the transfer of gas between the blood and cells.
Whatever happened to Julian Lennon? After seven years away from the limelight - a time spent getting his life back together after a disillusioning experience with pop stardom' - the son of a beloved rock icon returns to the public eye and ear with his own record label and a new album, Photograph Smile.
1 John Lennon (1940â1980), singer, musician, poet and songwriter famous as a member of The Beatles. 2  Cynthia Lennon (1939â2015), John Lennon's first wife (born Cynthia Powell). 3  Julian Lennon (born 1963), John Lennon's first son, with Cynthia Powell. 4  Sean Lennon (born 1975), John Lennon's second son, with Yoko Ono.