Question

will and juan decided to make a snack after school: peanut butter and jelly sandwiches and a glass of cold milk. they assembled the following ingredients: bread skim milk grape jelly peanut butter which ingredient provides the most calories and tell why. a bread because it is a carbohydrate. b grape jelly because it is mostly sugar. c milk because it is a direct product of an animal. d peanut butter because it contains oils or lipids.

Explanation:

Calories per gram: carbohydrates/proteins (4 kcal/g), fats/lipids (9 kcal/g). Peanut butter contains oils/lipids (fats), which have higher calorie density than carbs/proteins in other ingredients.

Answer:

D. Peanut butter because it contains oils or lipids.