The building blocks of proteins are amino acids, which are small organic molecules that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group, a hydrogen atom ...

This diagram shows the metabolism of glucose in plants - how glucose can be made from starch, lipids and amino acids, and is used in the process of respiration. All cells require glucose for ...

Our bodies break down this protein into its constituent parts called amino acids. These amino acids are used to make proteins inside our bodies, for example, in order to repair damaged tissue.