Question

The site of energy release inside the cell

Answer 1

energy release inside the cell takes place in mitochondria

Answer 2

Mitochondria is the site where the energy release inside the cell.  

Explanation:

The energy released in the formation of the ATP. The function of the mitochondria is to do the cellular respiration of the cells. In the other sense it can be said that mitochondria takes the nutrients from the cell and then break it down and produce the energy for the body.This energy will be used by the body to do various functions of the cells.