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Name: _______________________________________
Period: _____Date: ____________
Genetic Engineering Simulations
Use FIREFOX and go to http://www.pbs.org/wgbh/harvest/engineer/.
**Make sure to ALLOW & then select ALLOW & REMEMBER if you get a Pop up box!! Complete the questions below.
Engineering a Crop: Selective Breeding
1.
Why did farmers choose NOT to eat the best of the seeds that they produced each year?
__________________________________________________________________________________________
*Click and complete the Selective Breeding simulation until you have successfully produced the largest crop possible.
Make sure to keep count each time you selectively breed the corn!!
2.
How many tries did it take you to successfully produce the largest crop possible using selective breeding? _______
Engineering a Crop: Transgenic Manipulation
Complete the Transgenic Manipulation simulation and answer the questions as you complete the activity.
3.
What is the purpose of the activity “Transgenic Manipulation?” _________________________________________
__________________________________________________________________________________________
4.
What does Bt stand for? Why would someone want this gene in a crop plant?______________________________
__________________________________________________________________________________________
5.
What is a vector? _____________________________________________________________________________
__________________________________________________________________________________________
6.
Why was the vector inserted into the bacterium?_____________________________________________________
7.
How does an Agrobacterium cell “grow?” What is the purpose and NAME of this cell division process?
__________________________________________________________________________________________
8.
Why were small pieces of the tomato plant leaf added to the Agrobacterium cells?___________________________
__________________________________________________________________________________________
9.
What happens to the plant cells once they are placed in the growth medium? ______________________________
__________________________________________________________________________________________
10.
Why were the plant cells sprayed with herbicide? ____________________________________________________
__________________________________________________________________________________________
11. How would you know if you had actually successfully produced the desired trait?
__________________________________________________________________________________________
__________________________________________________________________________________________
Guess What’s Coming For Dinner:
Click “What’s for Dinner” in the top right corner of the screen. Complete the Simulation: Click on each item and learn how
each is being genetically engineered and why they are being genetically engineered.
12.
Bananas: ___________________________________________________________________________________
13.
Pizza: ______________________________________________________________________________________
14.
Coffee: _____________________________________________________________________________________
15.
Sushi: (rice) _________________________________________________________________________________
(salmon) ______________________________________________________________________________
16.
Corn: ______________________________________________________________________________________
17.
Fruit: _______________________________________________________________________________________
18.
French fries (potatoes): ________________________________________________________________________
19.
Petunias: ___________________________________________________________________________________
Should We Grow Them? http://www.pbs.org/wgbh/harvest/exist/
Read introduction and then respond with your viewpoint to the question: Do you think we should grow GM crops?
SUMMARY of Each Argument Presented:
Still Grow
GM crops?
INTRO page summary:
YES or NO
1st counterargument summary:
YES or NO
2nd counterargument summary:
YES or NO
3rd counterargument summary:
YES or NO
4th counterargument summary:
YES or NO
5th counterargument summary:
YES or NO
FINAL counterargument summary:
Final opinion
YES or NO
20. Please support your stance with 2-3 details describing why you agree or disagree with
continuing to grow GM crops:
Finished? Explore more interactive genetic engineering activities. Make sure you ALLOW the Plug-in when a
pop up box appears! http://agbiosafety.unl.edu/education/whowants.htm
*Turn into the tray when finished. Random questions will be selected and graded!