Chapter 1 Lesson 1- Cells

Oval, membrane-covered organelles that supply energy for the cell. Tiny power plant. Break down food, which releases energy for cell use. Cells that require a lot of energy usually have a great many mitochondria. Vacuoles. Membrane-covered structure used for storage. Stores water, food, and wastes. Can signal a vacuole to release whatever it is ... ................
................