The only other NFL-AFL death that has been attributed directly to a hit on the field also occurred in the fledgling AFL. New York Titans rookie offensive guard Howard Glenn, 24, died hours after a game in October 1960 in Houston, the cause of death also cited as a broken neck.
Human is a complex organisms because humans are made up of trillion of cell and a lot of system and organ .Some of the major systems are blood circulatory systems, the skeletal system, the digestive system, the nervous system and the respiratory system.
Humans belong in the Animalia (or animal) kingdom. Animals are complex multicellular organisms which rely on other organic materials, digested in an internal chamber, to susta â¦ in life. All animals are motile, which means they can move around spontaneously, using energy in the process.