behind is a hard bone
B. compct bone
C. spongy bone
D. bone marrow
Topics:Immunisation Body Fluids & Circulation Circulatory and Nervous System Muscular Human Health Cell - Fundamental Unit of Life Dermatology Vocabulary Connective Tissue Illness and Symptoms Biodiversity How the Eyes work Living Organisms & Animal Behaviors Macro and Micro Nutrients Digestive and Circulatory System Transport system in Living Things (Human)
Other quiz: Health and Diseases
Which one is a communicable disease??
D. None of the above