Friday, June 7, 2013

Phiologenic Tree


To amplify the coded sequence of DNA in our sample we used a primer of insects and animals. Primers replicate a sequence of DNA of the organism and thus amplifies the unique genetic code of the organism. Because shrimp can be classified as an anthropoid, we used the insect and animal primer.

Below is a photogenic tree of possible connections between the shrimp and supports whether or not our samples match the DNA code of white shrimp. The numbers of each branch are how sure the relationship is according to the DNA database BLAST and DNA subway.

As displayed below, the shrimp, identified below the tree, shrimp are distantly related to insects. The insect primer works because fish appear to be 'cousins' of the shrimp, and the primer would most likely heed false results. As you can see the types of fish are more closely related to grasshoppers. The insects share common ancestors with the shrimp.

Litopenaeus vannei is the coded white shrimp of the system, matching to our samples. Although the samples seem to be loosely connected with each other, they remain connected with the white shrimp. This supports that Fred Meyers most likely using properly labeled shrimp.
20CM_TPD_CU-F: Sample One, the white shrimp farm grown from Fred Meyer

21CM_TPD_CU-F:Sample Two, white shrimp wild caught in the Gulf of Mexico from Fred Meyer

22CM_TPD_CU-F:Sample Three, large white shrimp farm grown from Fred Meyer

gb/AY781297: Litopenaeus vannei, the white shrimp

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