Tooth develops from_______________?
Correct answer: A. Ectoderm, mosoderm
- A. Ectoderm, mosoderm
- B. Ectoderm
- C. Mesoderm
- D. Ectoderm and endoderm
Explanation
The tooth develops from oral ectoderm, which forms enamel, and neural-crest-derived ectomesenchyme, traditionally described in basic texts as mesoderm, which forms dentin, pulp, cementum, and supporting tissues. Thus the intended answer is ectoderm and mesoderm.
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