NURSING ANM AND GNM

Detailed explanation-1: -Proteins, carbohydrates and lipids are made from three basic molecules: carbon, hydrogen and oxygen. However, all proteins contain an element not found in carbohydrates and lipids is nitrogen.

Detailed explanation-2: -Carbohydrates are compounds that contain mainly molecules of carbon, hydrogen, and oxygen, although they can also contain nitrogen and phosphorus.

Detailed explanation-3: -The correct answer: The element which is not found in proteins is D) Water.

Detailed explanation-4: -Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON). Nucleic acids such as DNA and RNA contain carbon, hydrogen, oxygen, nitrogen, and phosphorus (CHON P).