I'm pretty sure it's the cell membrane.
Answer:
Mitochondria
Explanation:
Mitochondria are membrane-bound cell organelles (mitochondrion, singular) that generate most of the chemical energy needed to power the cell's biochemical reactions. Chemical energy produced by the mitochondria is stored in a small molecule called adenosine triphosphate (ATP).
The most important functions of the complement system are to alter microbial cell membranes and A. initiate an inflammatory response. The complement system is a part of the innate immune system, that is, the system is not adaptable and does not make alterations to the involved proteins over the life time of an individual. The complement system however enhances the functioning of the adaptive immune system by producing cytokines that overwhelm its response.
the splitting of a single cell into 2 identical cells which are also identical to the parent cell.
Mitosis is the term for it