We would need to know which functions to respond to this question.
to design function
Which is the most likely function of a group of cells that contains a high number of mitochondrian
~the function is most likely inversely proportional. ~more input results in less output.
If there are many,function is to produce food.It carry out photosynthesis.
Sodium
paddling through water
The likely word is maintenance (operation and repair function).
The squirrel will have a heart that does not function right.
phagocytosis
To serve a ritual function.
The entire cellular system would not function normally.
There is no real elemental role in the function of neutrons. Did you mean neurons?