Answer:
proteins—provide structure in skin, hair, and nails
Explanation:
The choices you had for this question were:
nucleic acids—digest dead cells
carbohydrates—store genetic information
lipids—give quick energy to cells
proteins—provide structure in skin, hair, and nails
Proteins are called the building blocks of life and make up many parts of our bodies. Proteins are present in all living organisms and when it comes to the structure in skin, hair, and nails that protein is called keratin. Skin, hair, and nails are made up of that protein, and also horns, hoofs, wool, feathers are all examples of bodyparts made from it.
