In the diagram below, X represents a process that causes a protein to unfold and stop functioning.

Yes he thought they should be left to chance why, because he thought that was the best thing to do

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