Which of the following statements is not true about metabolism? a. basal metabolism is the amount of energy needed for sustaining life. b. basal metabolism is measured by the amount of calories burned when your body is inactive. c. metabolism is influenced by numerous factors, such as heredity and age. d. younger people generally have a slower metabolism than adults.

The statement that is not true is the option D., that younger people generally have a slower metabolism than adults. On the contrary,The general belief is the opposed to this, that young people's metabolism is generally faster that adults'.This is not so sure either. Metabolism if more related with the physical activity that you perform and the muscle mass: the more the muscle mass and the less the fat the faster the metabolism. So if as an adult you mantain a good program of workout and keep the muscle mass you will keep a fast metabolism.