Ketones are produced when insufficient _____ is available and the body has to metabolize _____ for energy.

Vitamins that function as antioxidants in the body include

A substance that works only on a specific class of nutrient is called a(n)

A triglyceride is a compound composed of

Chemicals that act as messengers are called

Dietary fiber is fermented by

Diets low in fiber may increase the risk of

Bacteria have a role with _____ in causing _____.

The enzyme that begins digestion of protein in the stomach is

Kwashiorkor is a type of malnutrition usually caused by