What is the most important organ in the human body?

The brain is the most important organ in the human body :) Hope this helps! 

Ais your right answer

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