Minerals

A) are organic nutrients.
B) can be manufactured by the body if the diet does not supply enough.
C) can serve as buffers and components of enzymes.
D) are found in high concentrations in refined cereals and breads.
E) are not necessary for normal metabolic function.

Minerals

Inorganic substances required by the body in small amounts for a variety of functions, including building strong bones and teeth, and regulating metabolism.

Buffers

Substances that minimize changes in pH by absorbing or releasing hydrogen ions in a solution.

Enzymes

Biological catalysts that speed up chemical reactions in living organisms by lowering the activation energy, involved in processes such as digestion and metabolism.