by genes
A polysaccharide is a carbohydrate. It is not made of protein but of monosaccharides.
protein
Hair is primarily made of a protein called keratin.
New protein molecules are made in the cytoplasm of the cell.
Chromosomes are made of protein and DNA.
Hair is primarily made of a protein called keratin.
Hair is primarily made of a protein called keratin.
protein !
Cell membrane pores are made up of protein.
Protein-cutting enzymes are made in the ribsomes of cells.
The hard protein that hair is made from is called keratin.
Hair is primarily made up of a protein called keratin.