Presentation is loading. Please wait.

Presentation is loading. Please wait.

DNA Fingerprinting 13.3 What is DNA used for?

Similar presentations


Presentation on theme: "DNA Fingerprinting 13.3 What is DNA used for?"— Presentation transcript:

1 DNA Fingerprinting 13.3 What is DNA used for?
Examples from

2 DNA Fingerprinting was invented by in 1985.
The first conviction of a criminal based on DNA evidence in the US was in 1988.

3 Everyone’s complete DNA is unique
Exception: the DNA of identical twins

4 DNA Fingerprinting can be useful for:
Identifying a criminal Identifying a person’s remains (disaster victims) Conducting a paternity test Matching organ donors

5

6 Making a DNA Fingerprint

7

8 Reading a DNA Fingerprint

9 DNA Database The FBI has compiled a national database of DNA profiles.
This is called CODIS (Combined DNA Index System)

10 If investigators have DNA evidence but no suspects, then they can compare crime scene DNA to profiles stored in a database. Ex. Johnia Berry bill

11 Mitochondrial DNA It is maternally inherited. It is taken from the mitochondria of bones and teeth. You can compare a mother to a missing person. Ex. –soldiers

12

13

14


Download ppt "DNA Fingerprinting 13.3 What is DNA used for?"

Similar presentations


Ads by Google