Question

what is the name of macromolecule formed by unions of many molecules of amino acids

Answer 1

Polymer of amino acids is called Protein.

Answer 2

Nucleic acids are molecules made up of repeating units of nucleotides that direct cellular activities such as cell division and protein synthesis. Each nucleotide is made up of a pentose sugar, a nitrogenous base, and a phosphate group. There are two types of nucleic acids: DNA and RNA.