Middle School

Cells, DNA, organelles

Explore cells and their contents by trying to break them open!  See if you can figure out if fruit is made up of cells!


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Learning Objectives

Students will know

  • Cells
  • Cell parts (organelles, membranes, etc)
  • DNA

Students will understand

  • DNA is found in cells, and cells are the building blocks of all living things.

Students will be able to

  • Perform a DNA extraction on fruit to determine if it is composed of cells and therefore living.
Standards Alignment + Connections

Next Generation Science Standards Connections

MS-LS1-1: Conduct an investigation to provide evidence that living things are made of cells; either one cell or many different numbers and types of cells.

How to Run the Experiment

Materials You Will Need

  • Soft fruit (for example, bananas, strawberries, blueberries)
  • Sandwich sized plastic bag
  • Clear plastic cup
  • ½ tbsp and 1 tsp dish soap or shampoo
  • 1 cup water
  • ½ tsp salt
  • ½ tbsp and 1 tsp baking soda
  • 1-2 tsp isopropyl alcohol
  • Coffee filter

Additional Resources