What are peptides? What chemical compounds are called carbohydrates?

Peptides are chemical compounds of a polymer structure. The structural unit of these substances is amino acids. These substances received this name because of the type of chemical bond – a peptide that arises between amino acids at the time of their connection with each other. In other words, peptides are protein molecules.

Carbohydrates are organic compounds – polymers. Their monomers are monosaccharides such as glucose or fructose). These substances got their name due to the presence of hydrogen, oxygen and carbon in their composition.