Bone metastasis may be the first sign that you have cancer, or bone metastasis may occur years after cancer treatment. Bone metastasis can cause pain and broken bones. With rare exceptions, cancer that has spread to the bones can't be cured. Treatments can help reduce pain and other symptoms of bone metastases.
Medical Definition of Chondrichthyes. : a class comprising cartilaginous fishes with well-developed jaws and including the sharks, skates, rays, chimeras, and extinct related formsâcompare cyclostomata.
RE: Characteristics of Chondrichthyes? Basically I have to find the defining chracterisics of the class Chondrichthyes for my Biology project, but I can&#39;t really find much.asically I have to find the defining chracterisics of the class Chondrichthyes for my Biology project, but I can't really find much. Add your answer. Source. Submit Cancel. I think this question violates the Community Guidelines. I think this question violates the Terms of Service.