1 Profession: Actor, Screenwriter, Director. 2  Biography: An icon of machismo and Hollywood action heroism, Sylvester Stallone is responsible for creating two characters who have become a part of the American cultural lexicon: Rocky Balboa, the no-name boxer who overcame all odds to become a champion, and...
In general, the functions of lysosomes involve breaking-down i.e. processing to 'make safe' or make use of, or removing from the cell e.g. by exocytosis, useless and potentially harmful materials such as old worn-out parts of the cell or potential threats such bacteria.
Lysosomes are single-membrane organelles. Since lysosomes are little digestion machines, they go to work when the cell absorbs or eats some food. Once the material is inside the cell, the lysosomes attach and release their enzymes. The enzymes break down complex molecules that can include complex sugars and proteins.