● Explain the role of macromolecules in energy expenditure in the human body
● Discuss the relationship between calories and quantification of energy needs in biological systems
● Explain how the energy content in food relates to macronutrient metabolism in biological systems
● Explain how energy from combustion of food serves as a measurement of energy-capacity (calories) in that food
● Explain the relationship between the amount of heat produced and the energy content in food
● Describe how a calorimeter works
Sample Solution