Unit 1 0.0 / 5 ? BiologyCellular processesBiological molecules, organic chemistry and biochemistryASEdexcel Created by: RyantanCreated on: 20-04-15 16:26 What is activation energy ? The energy required forbthe reaction to begin . Enzymes lower the activation energy. 1 of 5 What is the meant of secondary structure of protein ? Consist of elpha helix & beta pleated sheet held together by hydrogen bond . 2 of 5 What is the primary structure of protein ? The sequence of the amino acids in the polypeptide chain . 3 of 5 What is ribosomes made of ? rRNA & protein 4 of 5 What is the function of carbohydrates ? Cell recognition & cell adhesion 5 of 5
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