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Question
Which of the following is a finding from studies of diet restriction in rats?
a. Restriction of specific nutrients exerted antiaging effects
b. Energy-restricted diets led to life extension in 90% of the rats
c. Energy-restricted diets led to lowering of the metabolic rate and body temperature
d. Restriction of food intake only after rats reached maturity, but not before, resulted in extension of the life span
e. Although early research was encouraging, more recent research has found that the effects are much smaller than hoped
Answer
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