Hemoglobin, insulin, albumin, an maltose, which are composed of chains of amino acids, are examples of

Proteins

Explanation:

These are all examples of proteins

As a protein, insulin is made up of two chains A and B each of these chains have 21 and 30 amino acids.

As a protein, haemoglobin has 4npolypeptides chains. Each of these chains have greater than 140 amino acids. The chains are attached to a heme group.

Albumin is also a protein. It's composition is about 69% of blood protein. It is made by the liver.

Maltose is a disaccharide

request for reexamination

the answer would be   10%