4.1 Chemical Composition of the Cell

The elements found in the cell includecarbon, oxygen, hydrogen, nitrogen, sulphur, phosphorus, calcium,sodium,potassium, magnesium,iron chlorine, The chemical compounds in the cell can be classified into two groups, organic: compounds which contain the element carbon and originate from living things. Example: carbohydrates, lipids, proteins and nucleic acidsinorganic: compounds which do not originate from living things. Example: water and mineral salts..Organic compounds are synthesised by the cells themselves whereas … Read more