In mammals, the powerful muscle that aids in breathing is the diaphragm. This muscle expands and contracts the chest cavity and forces air in and out of the lungs.
Hope that helped =)
Matrix are within the inner membrane of the mitochondria.
The answer is skin cells. Other cells, like nerve and brain cells, divide much less often.
that will be temperature cause the mass will either have to increase or decrease
Water, carbon, and nitrogen
