Breaks down sugar molecules that supply energy to the cell
DONE

MITOCHONDRIA

Explanation:

Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell. In cellular respiration sugar with the help of oxygen is broken down into ATP

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

the supermassive black hole is in the middle of the galaxy.