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In this activity, learners extract DNA from wheat germ. Use this activity to introduce learners to DNA, biotechnology and genetic engineering. This activity is featured on pp.21-22 (part of a lesson that begins on p.18) of the "Yesterday, Today and Tomorrow: Agricultural Biology" unit of study for grades 6-8. Adult supervision recommended.
- 5 to 10 minutes
- 45 to 60 minutes
- $5 - $10 per group of students
- Ages 11 - 14
- Activity, Experiment/Lab Activity, Lesson/Lesson Plan
- English
Quick Guide
Materials List (per group of students)
- hot plate
- 600 mL beaker
- beaker tongs or glove
- 300 mL of water
- thermometer
- several balances
- liquid dishwashing detergent
- dry wheat stalks (from hobby or flower store)
- raw wheat germ
- test tubes
- test tube stoppers
- 100 mL graduated cylinders
- 1 mL pipettes
- ice-cold rubbing alcohol
- two wooden sticks
- Extracting DNA From Wheat Germ handouts (page 35)
- safety glasses
- paper towels
Subjects
-
Engineering and Technology
-
Engineering
- Bioengineering/Biomedical Engineering
-
Technology
- Agriculture and Biotechnology
-
Engineering
-
Life Sciences
-
Cells
- Cell Structure and Function
-
Diversity of Life
- Plants
-
Heredity and Genetics
- DNA Structure and Function
- Genetic Engineering
-
Cells
-
Physical Sciences
-
Chemistry
- Chemistry of Life
-
Chemistry
-
The Nature of Science
-
The Scientific Process
- Conducting Investigations
-
The Scientific Process
Informal Categories
- Food and Cooking
Audience
To use this activity, learners need to:
- see
- see color
- read
- touch
Learning styles supported:
- Involves teamwork and communication skills
- Involves hands-on or lab activities
Other
Includes alignment to state and/or national standards:
This resource is part of:
- Classroom Resources
- Yesterday, Today, and Tomorrow: Agricultural Biotechnology (A Grade 6-8 Unit of Study)
Access Rights:
- Free access
By:
Rights:
- All rights reserved, The Children's Museum of Indianapolis, 2007
Funding Source:
- Dow AgroSciences LLC