DNA Extraction from Strawberries: Genetics Lab for Elementary Students
Overview
Teaches genetics and cell structure. Makes invisible DNA visible to naked eye.
Why Do This Experiment?
This experiment teaches key concepts in Biology.
Materials Needed
- •3-4 strawberries(1)
- •salt(1)
- •dish soap(1)
- •ice-cold rubbing alcohol(1)
- •filter bag(1)
- •test tube(1)
Step-by-Step Instructions
- 1
1. Mash strawberries to pulp
- 2
2. Mix with salt water and dish soap (breaks cell membranes)
- 3
3. Filter the mixture
- 4
4. Slowly pour cold alcohol - white DNA appears
The Science Behind It
Teaches genetics and cell structure. Makes invisible DNA visible to naked eye.
Learning Outcomes
- ✓Understand basic biology concepts
- ✓Develop observation skills
- ✓Learn through hands-on experimentation
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