Explain why photosynthesis and cellular respiration are dependent on each other

While cellular respiration releases carbon dioxide into the environment photosynthesis pulls carbon dioxide out of the atmosphere

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