explain with the scientific reason that carbohydrate and protein are composed of several unit of monomers​

Like starch, cellulose is a complex carbohydrate made up of many molecules of glucose linked together. But unlike starch, plants do not use cellulose to store energy. Instead, plants use cellulose as a structural molecule. It forms the cell wall that gives plant cells shape and support.

Explanation:

answer; polycythemia is the correct answer;