Each of the Following Is True of Enamel EXCEPT One

question 5

Multiple Choice

Each of the following is true of enamel EXCEPT one. Which one is the EXCEPTION?

• A) Enamel is the hardest structure of the body.
• B) Enamel is developed from the inner enamel epithelium, which is derived from mesoderm.
• C) Enamel is about 96% inorganic.
• D) Enamel structure is composed of the rod sheath and the enamel rod.

---

Definitions:

Inductive Donation

The transmission of charge through a chain of atoms in a molecule, affecting the molecule's electron distribution and reactivity.

Hyperconjugation

A stabilizing interaction that involves the delocalization of electrons by the overlap of σ orbitals with an adjacent π orbital or a vacant p orbital.

Carbenes

Reactive molecules featuring a divalent carbon atom with only six electrons in its valence shell, making them highly reactive.

Dimerize

To undergo a chemical reaction connecting two identical molecules to form a dimer.