The answer is going to be D.
I do belive hope this helps
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The sympathetic nervous system.
This is a part of the nervous that operates involuntarily (you can’t control it) and functions to “turn you on” as part of the fight or flight response.
The parasympathetic is the other big involuntary part that mostly does the opposite functions.
Mitochondria is the powerhouse of the animal cell
Cells, the basic unit of life, are derived from spontaneous generation.
