A Simply Fruity DNA Extraction

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In this activity, learners extract DNA from a strawberry and discover that DNA is in the food they eat. Learners use simple materials to break open the cells of a strawberry and see DNA with their very own eyes. [Activity is publicly available through a web crawler capture on Archive.org.]

Quick Guide

Preparation Time:
Under 5 minutes
Learning Time:
45 to 60 minutes
Estimated Materials Cost:
$1 - $5 per student
Age Range:
Ages 11 - 14
Resource Types:
Activity, Experiment/Lab Activity, Lesson/Lesson Plan
Language:
English

Materials List (per student)

  • 1 strawberry
  • 1 plastic freezer bag
  • 100 ml water
  • 100 ml soap
  • 1 Tbsp salt
  • 15 ml ice cold 91% isopropyl alcohol
  • 4 layers of cheese cloth
  • 1 rubber band
  • 1 large plastic cup
  • 1 small clear plastic cup
  • 1 toothpick

Keywords

Subjects

  • Engineering and Technology
    • Engineering
      • Bioengineering/Biomedical Engineering
  • Life Sciences
    • Cells
      • Cell Structure and Function
    • Diversity of Life
      • Plants
    • Heredity and Genetics
      • DNA Structure and Function
  • Physical Sciences
    • Chemistry
      • Solutions
  • The Nature of Science
    • The Scientific Process
      • Conducting Investigations

Informal Categories

  • Food and Cooking

Audience

To use this activity, learners need to:

  • see
  • see color
  • touch

Learning styles supported:

  • Involves hands-on or lab activities

Other

Includes alignment to state and/or national standards:

This resource is part of:

Access Rights:

  • Free access

By:

  • Mission Science Workshop

Rights:

  • All rights reserved, Mission Science Workshop, 2012