Wednesday, December 15, 2010

GRACE'S SCRIB POST

So today in Biology we did a couple things. One thing we did is we took notes about DNA Technology. Those notes were…

-A. Genetic Engineering- making changes in DNA code

· Restriction Enzyme- Cuts DNA at specific locations

· DNA Recombination- Cutting and splicing pieces of DNA into other strands of DNA

-Human Genome- Mapped out all genes in the body

- Transgenic Organism- An organism containing genes from another species

-DNA Fingerprinting :


After going over notes we then watched a movie about the first case where DNA fingerprinting was used to solve a murder case. The movie showed two girls that were murdered in a small town in England. There were no leads on the case but after the second girl was murdered then they were able to get semen, that was hopefully going to help prove who did it. After getting the DNA from the semen, they had a bunch of males come and give there DNA but someone didn’t take it, so the police tracked him down. They were able to get his DNA and it was a match to the semen found on the two girls. That was what the movie was about. I thought it was really interesting.

That was all we did today. We really didn't do that much except the notes and the movie.

Homework: UP Pages 75-78

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