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CHAPTER 2
2.2 Nutrient: protein, carbohydrate, fat, vitamin and mineral
Structure of protein are comprised of:-
1. Primary Protein Structure
A number of sequence of the amino acids in a
protein chain.
2. Secondary Protein Structure
A protein which can bend in a variety of ways.
3. Tertiary Protein Structure
A protein which folds and twists around the
chain.
4. Quaternary Protein Structure
A protein with two or more chain of amino acids.
NUTRITION AND HEALTH 2023
Chapter 1 & 2 42
