BIOMOLECULES AND ENZYMES

BIOLOGY

AMINO ACIDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is not a use or function of protein?
A
forms enzymes and hormones
B
forms transport channel in cell membrane
C
forms structural proteins in the body
D
quick energy
Explanation: 

Detailed explanation-1: -However, proteins do not provide energy for metabolism.

Detailed explanation-2: -Provides Energy. Proteins can supply your body with energy. Protein contains four calories per gram, the same amount of energy that carbs provide. Fats supply the most energy, at nine calories per gram.

Detailed explanation-3: -Final answer: DNA is not a protein.

Detailed explanation-4: -Under ordinary circumstances, our bodies only use protein for a small amount of daily energy. Protein is meant for growth and repair and cannot be stored away like fat and glycogen.

Detailed explanation-5: -All of these are functions of proteins except (d) storing genetic information of living things, which is the role of deoxyribonucleic acid (DNA). Structural proteins (a) provide structural components that provide strength and protection for biological structures (e.g. keratin in hair).

There is 1 question to complete.