Multiple choice

Tooth in mammals develops from the

  1. endoderm

  2. ectoderm

  3. memoderm

  4. All of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Teeth develop from ectoderm (specifically oral ectoderm) interacting with neural crest-derived mesenchyme. The enamel organ forms from ectoderm, while dentin and pulp form from mesenchyme. Endoderm gives rise to internal organs, and 'memoderm' appears to be a misspelling.

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