Factors such as heat, iron, copper and oxygen

Individuals most likely to experience poor vitamin B-12 status are

Fluoride ions can replace hydroxyl ions in the hydroxyapatite crystal lattice of teeth. This fluoridated hydroxyapatite, or fluorapatite, is more soluble and makes the tooth less resistant to demineralization.

When collagen is formed, apatite, a complex composed of osteoclasts and osteoblasts, automatically crystallizes adjacent to the collagen fibers. Formation of collagen requires the presence of protein, vitamin C, and minerals.

WIC serves low income

Sodium deficiency can lead to an increased salivary flow rate. High levels of sodium (greater than 2 g/day) cause calcium retention in the kidneys.

Pregnancy gingivitis usually becomes apparent in the

To produce human milk a lactating woman needs

Participation in WIC is associated with

Which of the following does not describe a vitamin?