Question

What is the biological significance of carbohydrates?

Answer 1

Carbohydrates:

1. Carbohydrates are biomolecules that are composed of carbon, hydrogen, and oxygen atoms.
2. They are major components of sugars, starch, and fibers and are found in fruits, grains, vegetables, and milk products.
3. They are an essential part of the diet and provide energy to the body.
4. Carbohydrates are stored as starch and glycogen molecules in plant and animal cells. These storage molecules can then be metabolized to form glucose.
5. They form an integral part of cellulose, hemicellulose, and lignin that are involved in the mechanical support of the cell wall and provide a definite shape to the cell.
6. These molecules are involved in forming the covalent bonds between proteins and lipids.