Answer :

The chemical building blocks of cells are proteins, lipids, carbohydrates, and nucleic acid. They are all made up of carbon, hydrogen, nitrogen, sulphur, oxygen, and phosphorus.

The basic functional and structural unit of an organism is called a cell. Cells make up the tissue, organ and body of an organism. The major parts of a cell are the cell membrane, nucleus and cytoplasm.

  • Cells are made up of many chemicals constituting organic molecules like carbohydrates, proteins, lipids and nucleic acids.

  • The above mentioned organic molecules are made up of chemicals like Carbon, nitrogen, oxygen, hydrogen phosphorus etc.

  • Carbohydrates and lipids are composed of Carbon, hydrogen and oxygen.

  • Proteins contain chemicals like carbon, hydrogen, oxygen, phosphorus, sulphur, nitrogen and many others.

  • In nucleic acids chemicals like carbon, nitrogen, oxygen, hydrogen and sulphur.

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