Select the correct answer. a food contains 1.1 grams carbohydrates, 13 grams protein, and 11 grams fats. how many calories does the food provide? a. 105.9 calories b. 143 calories c. 155.4 calories d. 220.4 calories

A food contains 1.1 grams carbohydrates, 13 grams protein, and 11 grams fats would yield 155.4 calories.

Option C  

Explanation:  

Any food which we intake contains a combination of proteins, vitamins, carbohydrates and fats. The food which we ingest gets digested and assimilated to yield energy.

Every gram of protein taken would yield 4 calories, every gram of carbohydrate taken would yield 4 calories of energy whereas every gram of fat taken would yield 9 grams of energy.

a polymer is a chainlike molecule made up of small molecular units. these small molecular units are called monomers. monomers of polymer can be joined together either naturally or synthetically.  

your answer is rna to the question.