CH9
What describes the degree of potency of a vitamin? Multiple choice question. Biological activity Power score Functional potential
Biological activity
The amine in vitamin means ______. Multiple choice question. a nitrogen-containing substance preventing disease necessary for life organic compound in nutrition
a nitrogen-containing substance
When an atom or molecule loses one or more electrons, it has been Multiple choice question. radicalized. oxidized. reduced.
oxidized
Which of the following are considered basic roles of vitamins? Multiple select question. 1. Provides energy and releases carbon dioxide 2. Regulates body processes 3. Involved in cell division and development
b,c
How do vitamins participate in energy production? Multiple choice question. all vitamins participate in energy production in the same way they participate in the chemical reactions that produce energy they provide calories for the production of energy
they participate in the chemical reactions that produce energy
In general, vitamins that occur naturally and synthetic vitamins have similar biological activity. True false question.TrueFalse
false
When an atom or molecule ______ one or more electrons, it has been oxidized. Multiple choice question. gains loses
loses
What is a complex organic compound that regulates certain metabolic processes in the body? Multiple choice question. Mineral Antioxidant Vitamin Phytochemical
Vitamin
Which statement is most accurate? Multiple choice question. A nutritionally adequate diet can supply vitamins that last for days and even years. A healthy diet requires that a person consume 100% of the RDA or AI of each vitamin on a daily basis.
A nutritionally adequate diet can supply vitamins that last for days and even years.
What is highly reactive and removes electrons from more stable molecules such as proteins, fatty acids, and DNA? Multiple choice question. Antioxidant Free radical Oxidant
Free radical
What is the name of a substance that removes electrons from atoms or molecules? Multiple choice question. Reducer Oxidant Reactant
Oxidant
Most vitamins are ____ bioavailable from natural food sources, rather than from supplements alone. Multiple choice question. less equally more
more
An oxidant ______ electrons from atoms or molecules. Multiple choice question. adds removes
removes