In Science, a electron in an atom is always negative. The more electrons you have, the more negative a atom is. The more protons (Positives) you have, the more positive a atom is. To balance an atom out, have the same amount of Electrons and Protons.
Answer:
So that each cell has a full copy of DNA
Explanation:
Answer:by rotation that is powered by the motive force
Explanation:
It does not produce hormones
