Which statement best describes the diagram below? This is the amino group of an amino acid.
This is the R group of an amino acid.
A protein has been made from the polymerization of amino acids.
A nucleic acid has been made from the polymerization of nitrogenous bases.

It shows that the experiment is designed properly.

Idon't know hope someone you

Yeah, but what are you trying to ask?

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).