Final answer:
The statement 'F do not have marrow cavities' is False. Bone marrow is a soft, spongy tissue found within the cavities of some bones.
Step-by-step explanation:
The statement 'F do not have marrow cavities' is False.
Bone marrow is a soft, spongy tissue found within the cavities of some bones. It is responsible for producing blood cells and storing fat. The two types of bone marrow are yellow bone marrow, which consists mostly of fat cells, and red bone marrow, which is involved in the production of blood cells.