What organ does the gaseous exchange in

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?