Tag: cells

  • Investigation:  Bananas, Starch, and Plastids

    Investigation: Bananas, Starch, and Plastids

    Explore the differences between ripe and green bananas in the activity. Green banana cells will have large dark starch granules when stained with iodine.

  • Reinforcement: Cell

    Reinforcement: Cell

    This is a practice worksheet for students who are learning structures found in the cell. A list of terms can be matched with descriptions and definitions. The same terms can be used to label a diagram of an animal cell. I use reinforcement worksheets for review or remediation. I will give students 10 minutes to…

  • Cells Alive Worksheet

    Cells Alive Worksheet

    This worksheet follows diagrams and activities at CellsAlive.com which focuses on the size of cells compared to other objects, such as viruses and pollen.  Students view interactive plant, animal, and bacteria cells to learn about the different structures associated with each.

  • Investigation:  Exploring Cells

    Investigation: Exploring Cells

    While biologists might find the history of the cell theory fascinating, I notice that many of my students seem to tune-out when you bring up the history of scientific discoveries. In order to save time and improve engagement, I created this lab to include a short history of the cell theory as students explore prepared…

  • Using Anchoring Phenomenon with Lessons

    Using Anchoring Phenomenon with Lessons

    Start lessons on osmosis with an activity and anchoring phenomenon. View cells exposed to salt and observe how they change!

  • Concept Map on Blood

    Concept Map on Blood

    Students studying blood and the lymphatic students can get overwhelmed with the terminology used to describe blood and how blood is categorized.   This project is designed to help students organize these difficult terms by creating a large concept map which groups related ideas together and connects them to other ideas – a concept map!   …

  • Investigation: Comparing Plant and Animal Cells

    Investigation: Comparing Plant and Animal Cells

     This simple investigation asks students to view cells under the microscope and compare differences between plant and animal cells.   Students are instructed in the procedure for removing the epithelial cells of an onion and staining with iodine.  These cells are fairly easy to see and most beginning students will have no trouble locating the…

  • Observing Human Cheek Cells with a Microscope

    Observing Human Cheek Cells with a Microscope

    In this lab, students use a toothpick to get a sample of cells from the insides of their cheek. These cells are stained with methylene blue and observed with a light microscope.

  • How to View Cheek Cells with a Microscope

    How to View Cheek Cells with a Microscope

    Simple activity for observing cells. Use methylene blue and toothpicks to gently scrape cells from the inside of a cheek and view under a microscope.