Explore the concept of division of labor in the cell with this kit which includes materials for observing microscopic activity organelles in a living specimen. Mitochondria of living cells are stained with a vital dye, which is gradually decolorized. Completetion of the lab activities takes approximately 3 class periods. Kit Includes enough materials for 30 students to work indvidually by rotating groups through different experiments. Complete instructions and reproducible worksheets included. Includes MSDS. Grades 7-12. Shipped directly from the manufacturer. Not available with rush shipping. Delivery time estimated at 10-14 days or less. Gift wrap not available. Information on how to place your order by fax or by telephone. Product Number AAR100867