Name: ___________________________________
Period: _____
Cracking the Code of Life
Video Worksheet
This movie is about the race between two companies to be the first to figure out the sequence of bases on all the human DNA strands.
This is something that scientists have wanted to do ever since the discovery of the DNA double helix. They have finally done it. You
won’t be watching the entire movie but just some of the better parts. Please answer the following questions. The questions generally
go in order but some may be a little off.
Video start time: 12:00
1.
How long did it take to find the mistake in a gene that increases the chance of getting breast cancer?
2.
What percent of the letters on a DNA strand are active?
3.
What type of mutation is Tay-Sachs disease?
4.
What does Tay-Sachs disease actually do as the child develops?
5.
What is one of the fist signs that a baby has Tay-Sachs disease?
6.
Is Tay-Sachs disease dominant or recessive?
7.
How does someone get Tay-Sachs disease?
8.
How did both children end up with the disease?
Video time: 38:00
9.
By early 2000, how many base pairs were the machines able to crank out every second?
10. Your DNA code is identical to any other human’s DNA by what percent?
11. The average difference between the genes of two chimps is how many times more than two humans?
12. Can you tell what race a person is by their genetic code?
13. How many genes do you have in common with a banana?
14. There are some genes on yeast that are what percent identical to humans?
Video time: 58:00
15. What does protein look like?
16. What part of the body does cystic fibrosis affect?
17. DNA is _________ dimensional while protein is ___________ dimensional.
18. Why do proteins need to be that dimension?
19. What builds up in the lungs of someone that has CF?
20. What is a possible reason why Toni has not died from CF?
21. The shift now is going away from the “DNA business” and more toward what?
22. How many genes do humans actually have?
23. However, after all the modifications are make to genes, we really might have how many?
24. What did the Celara company do to relieve tension in the workplace?
25. What do the three bald guys have in common in their genes?
26. Where is perfect place to look for gene that cause diseases?
27. Why?