Biotechnology WebQuest
WEBSITE #1: http://www.pbs.org/wgbh/nova/sheppard/analyze.html
1. DNA is unique for everyone with one exception. What would be an example of that exception?______________
2. What are DNA Fingerprints used for?
A) ________________________________________________________________
B) ________________________________________________________________
CLICK ON VIEW AND GO THROUGH THE INTERACTIVE
Part I: “It Takes A Lickin’!”
3. What “crime” was committed? ____________________________________________
4. What bodily fluid was removed from the “crime scene” to get the DNA? _________________________________
5. How many suspects are there in this crime? ____________
Part II: “DNA Fingerprinting at the NOVA Lab!”
6. What does a Restriction Enzyme do? ____________________________________________________________
7. What is Agarose Gel? ________________________________________________________________________
8. What is Electrophoresis? ______________________________________________________________________
9. Smaller fragments of DNA move _____________________ that longer strands.
10. Why do you need to place a nylon membrane over the gel? ___________________________________________
__________________________________________________________________________________________
11. Probes attach themselves to _____________________________________________
12. Which chemical in your “Virtual Lab” is radioactive? ____________________________
13. Sketch your DNA Fingerprint in the box to the right.
14. Based on your DNA Fingerprint…WHO COMMITTED THE CRIME??? _____________
WEBSITE #2: http://www.amnh.org/ology/
Click on the GENETICS tab to the left, then scroll down and Click on the Quest for the Perfect Tomato.
Then click Food for Thought.
15. Give two examples of genetically modified foods.
WEBSITE #3: http://www.pbs.org/wgbh/harvest/coming/coming.html
Click on each of the foods on the table to see what research is being done to bioengineer the foods. List 3 foods and
describe how they are being modified.
16) _____________________________________________________________________________________________
17) _____________________________________________________________________________________________
18) _____________________________________________________________________________________________
WEBSITE #4: http://gslc.genetics.utah.edu/units/cloning/ Open the link and view each of the sections under “Cloning
in Focus.” For each section, answer the questions.
What is Cloning?
19. Who is Dolly? __________________________________________________________________________________
20. When a zygote divides into separate cells, it is called: _____________________________
21. Somatic cells are also called ______________________.
22. In order to clone a gene, a gene is inserted into a ________________________________.
23. In order to create an embryo from a somatic cell, the donor egg cell must have its ___________________ removed.
Click and Clone.
24. List all the materials needed to clone a mouse.
25. Place the following steps in the box to the right in correct order.
26. There are two time gaps in the process of cloning. What are
they? For example, what do you have to wait for?
27. What color will the cloned mouse be? ___________________
What is the name of this mouse? _______________________
_______ Stimulate cell division
_______ Deliver baby
_______ Remove & discard nucleus from egg cell
_______ Isolate donor cells from egg donor & germ
cell donor
_______ Transfer somatic cell nucleus into egg cell
_______ Implant embryo into surrogate mother
identical twins
Determining biological parents
Solving crimes
NOVA lollipop licked
saliva
seven sisters
Cut DNA in specific locations
Acts as a molecular strainer---Jello consistancy
The process of moving molecules using electrical current
easier
Because the aragose gel is hard
to work with
Probes attach to segments of DNA that are radioactively labeled
Only with certain sequences of DNA
Honey
Corn-better crops; Banana-vaccinations
Rice-increase nutritional value
Bananas-vaccinations
Coffee-altered caffeine content
First cloned sheep
embryo
body cells
plasmid
nucleus
Mimi, Megdo,Momi, microscope, petri dishes,
sharp pipette, blunt pipette, chemical to stimulate cell division
1
2
3
4
5
6
brown
Mini-Mimi
