Which Germ Layer Is Tooth Enamel Derived From

question 52

Multiple Choice

Which germ layer is tooth enamel derived from?

• A)ectoderm
• B)mesoderm
• C)endoderm

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Definitions:

Hydrogen Bond

A weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.

Polar Covalent

A type of chemical bond where two atoms share a pair of electrons unequally, resulting in a molecule with electrically charged poles.

Alkaline

Having a pH greater than 7, which is opposite of acidic, and is characterized by the presence of a higher concentration of OH- ions than H+ ions in a solution.

Buffer

A solution or substance that minimizes changes in pH by absorbing or releasing hydrogen ions.