Examlex
Euglena has a red "eyespot",or ______________,that functions in orientation to light.
Marrow
The soft tissue found in the hollow interior of bones where blood cells are produced.
Medullary Cavity
The central cavity of bone shafts where red bone marrow and/or yellow bone marrow (fat) is stored; also known as the marrow cavity.
Endosteum
A thin vascular membrane of connective tissue that lines the inner surface of bones, involved in bone growth and healing.
Flat Bones
Bones characterized by their thin, flattened shape, providing protection to internal organs and serving as areas for muscle attachment, examples include the skull, ribs, and pelvis.
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