True false: sister chromatids are created for each of the multiple chromosomes found in the cell's nucleus.

He should put sand around the spill in order to contain it so that it won't spread

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