☠️ Check out the skull of someone who suffered from osteosarcoma, a type of bone cancer. Researchers do not know the exact cause of osteosarcoma, but many believe the cause is DNA mutations inside bone cells that may be inherited or developed after birth. ⁠ ⁠ ⁠ ⁠ #science #skull #osteosarcoma #dna #mutation #research #biology #cells