What is the function of DNA?

DNA (Deoxyribonucleic Acid) functions:

  • Stores genetic information that determines traits
  • Controls protein synthesis in cells
  • Guides cell division and reproduction
  • Passes hereditary information from parents to offspring

DNA structure: It is a double helix made of nucleotides, which include:

Sugar (deoxyribose)

Phosphate group

Nitrogen bases (A, T, G, C)

Related Questions:

  1. Decide whether sucrose is a disaccharide or monosaccharide. Give a reason.
  2. What is a dextrose sugar?
  3. Write the formula of an amino acid and identify functional groups in it.
  4. Which compounds are included in lipids?
  5. Explain sources and uses of lipids.
  6. What are polysaccharides? Give examples.
  7. What is the function of enzymes in the body?
  8. How do vitamins differ from minerals?
  9. BIOCHEMISTRY
  10. What is the pH range of acids and bases?
  11. Define salts, write its properties and examples also.
  12. Explain the pH scale, its importance, and the calculation of pH in detail.
  13. Describe the process of neutralization. Write the balanced chemical equation and discuss its applications.
  14. Discuss the uses of acids, bases, and salts in detail.
  15. Draw electron dot and cross structure for ethene.
  16. Distinguish between mono-, di-, and tri-saccharides. Give examples.
  17. Describe bonding in a protein molecule.
  18. Explain the structure and function of proteins in the body.
  19. Describe the different types of carbohydrates with examples. 
  20. What are nucleic acids? Explain their types, structure, and function.