Endoskeleton is secreted by?
Correct answer: C. Mesoderm.
- A. Ectoderm.
- B. Endoderm.
- C. Mesoderm.
- D. All of these
Explanation
The endoskeleton develops mainly from mesoderm, the embryonic germ layer that gives rise to connective tissues, cartilage and bone. The likely distractor is ectoderm, which forms structures such as the epidermis and nervous system rather than the internal skeleton.
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About Human Skeleton
The human skeleton provides support, protects organs, enables movement with muscles and stores minerals while bone marrow produces blood cells. Questions cover the axial and appendicular skeleton, types of bones and joints, cartilage, ligaments and tendons, and the difference between fixed, slightly movable and freely movable joints.
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