THE NUTRIENTS AND THEIR FUNCTIONS 59 



COMPARISON OF PROTEIN, FAT AND CARBOHYDRATES 

 i pound protein = i # pounds carbohydrates for producing heat, 

 i pound fat = 2.25 pounds carbohydrates for producing heat. 

 I pound fat = i^ pounds carbohydrates for producing animal fat. 

 i pound fat = 2 pounds protein for producing animal fat. 

 Protein can perform the offices of fats and carbohydrates. 

 Fats and carbohydrates cannot form body tissue (nitrogenous substances). 



Suggestion: Have the class examine some live animal and 

 give the distribution of the nutrients and their functions. 



