Question

question 1 1 pts a protein is comprised of glucose molecules. has nitrogen in its chemical structure. provides 7 kcal per gram. is a complex inorganic molecule.

Explanation:

Proteins are composed of amino - acids which contain nitrogen in their chemical structure. Carbohydrates are made of glucose molecules, proteins provide 4 kcal per gram, and proteins are organic molecules.

Answer:

has nitrogen in its chemical structure.