The answer would be 12 because Carbon has 6 Protons, which means that it has the same number of neutrons and electrons.
Answer: D. They must eat in order to gain nutrition
Explanation:
It has a affect that harms people and the ocean. It also has a lot of charges
I'm not sure how exactly you wanted this question to be answered. You're either talking about the symmetry where animals would have two legs or two arms for example and thus producing a pair of each muscle on both sides of the body, or you're refering to the development of agonistic and antaonistic muscles where each of them served a different purpose; either extending or contracting.
