Proteins are the building blocks of an animal. Almost all cells in the animal are made up of proteins. In addition, proteins are also important in many processes in the body, such as the immune system.

Why does an animal need proteins?

Almost all tissues in the animal's body are largely made up of proteins. Additionally, proteins are part of hormones, enzymes, immune substances and play an important role in water balance. Production of these tissues requires a lot of protein, just like lactation.

What is the function of proteins in plants?

Protein is important for the function of cells and can be used as a food reserve for the plant. Proteins consist of amino acids.