Lysosomes are membrane-bound organelles found in nearly all animal cells except for red blood cells. These structures are created by the cell itself with help from the Golgi apparatus and endoplasmic reticulum. read more
In animal cells, lysosomes are small cellular bodies that contain enzymes that help in the digestion of food molecules for use in cell metabolism. Biologists who argue plant cells have lysosomes believe they also house protein enzymes and fat lipids for use in plant cell metabolism. read more