How does the nucleus contribute to maintaining homeostasis for the cell? A.
The nucleus stores water and food for the cell.

B.
The nucleus directs cellular activities for the cell.

C.
The nucleus produces chemical energy for the cell.

D.
The nucleus packages and sorts proteins for the cell.

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

Carbon dioxide is the correct answer