13) Which of the following is a feature of energy intake and longevity?
a. Improvements in longevity with energy restriction depend on reducing energy intake
but not on the amount of body fat
b. Restriction of energy intake in genetically obese animals does not seem to improve
longevity
c. Biochemical markers for longevity in humans are improved only when energy intake
is reduced by at least one-third
d. The activities of the genes of older mice on energy-restricted diets are similar to
those of mice on standard diets
e. Research with humans has found a substantial increase in longevity with a 5%
reduction in energy intake
14) Ranking foods according to their overall nutrient composition is known as ____.
a.biological value
b.nutrient profiling
c.the risk reduction score
d.the healthy eating index
e.compositional profiling
15) What type of protein would the body make in order to heal a wound?
a. Ferritin
b. Albumin
c. Collagen
d. Hemoglobin
e. Enzyme
16) Which of the following food substances can be converted to vitamin A in the body?
a.Tryptophan
b.Chlorophyll
c.Xanthophyll
d.Beta-carotene
e.Phylloquinone