6. When comparing 2 populations of animals, which statement most likely indicates that they are the same species?
A. They produce fertile offspring.
B. They inhabit the same general area.
C. Their outward appearance is similar,
D. They consume the same type of diet

Rnabothrnabothdnadnaboth

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