A molecule containing a very large number of atoms.
No, iron is a metallic element and do not exists as molecules, macro molecules are those which contain thousands of atoms or molecules as a single unity as starch, proteins etc.
dehydration synthesis
amino acid lipids
moves things in and out of cells
Nucleic acids.
Carbon
Nucleic acids.
Carbon, Hydrogen, Oxygen
Proteins are themselves macro molecules. They are not carbohydrates
Carbohydrates,Proteins,Nucleic acid,Lipids
Marco polo
Proteins are macromolecules made of amino acids.