1. Make up Cell Lab Obtain a copy of the lab from your teacher and read it over before you even think of starting this!

2. Using the following pictures, why do you think scientists use stains?

3. Human Cheek Cells Sketch 2 human cheek cells in one of the spaces provided. Label the following parts: cell membrane, nucleus and cytoplasm.

4. Elodea Cells – green algae This is what the whole plant looks like…. But we’re taking just one leaf from the growing end and viewing the cells under low power.

5. This is what they look like without a stain like iodine.

6. With a stain like iodine, you can see more organelles especially the nucleus. Sketch 2 elodea cells in the provided space and label the following organelles, nucleus, cell wall, cytoplasm and chloroplast.

7. Analysis Questions: Just complete questions 1 & 3 on the packet. Remember to used colored pencils when making your drawings. Remember to hand in your lab!