Agenetic mutation resulted in a change in the sequence of dna bases, but the function of the protein, for which the dna coded, was not changed. which statement best describes the genetic mutation?

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass