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Full-Text Articles in Entomology

Genetic Variation Within A Broadly Distributed Chewing Louse Genus (Thomomydoecus), Clarissa Elizabeth Bruns Jan 2020

Genetic Variation Within A Broadly Distributed Chewing Louse Genus (Thomomydoecus), Clarissa Elizabeth Bruns

Honors Program Theses

No broad study has been conducted to examine the genetics of Thomomydoecus species and their patterns of geographic variation. Chewing lice and their parasite-host relationships with pocket gophers have been studied as a key example of cophylogeny (Demastes et al., 2012). Despite this, genetic data on interspecific and intraspecific variation in Thomomydoecus is unexplored, and prior studies consisted within the narrow frame of one complex or species and its relative host gopher. This project collected, and analyzed genetic data, then generated phylogenetic trees. Many of the existing relationships between Thomomydoecus species was confirmed, and there were a number of unexpected …


Primer Efficacy In The Dna Barcoding Of Spiders, Rhennetta Jo Bork Jan 2015

Primer Efficacy In The Dna Barcoding Of Spiders, Rhennetta Jo Bork

Honors Program Theses

DNA barcoding is the process of amplifying a 650 base pair segment of the sequence of the mitochondrial gene cytochrome c oxidase (COI), and amplifying this gene with a polymerase chain reaction (PCR). It is used to help identify and distinguish animal species and also to help determine genetic differences in species. DNA barcoding can be especially useful when working with spiders since they tend to be very small and hard to distinguish. However, achieving a DNA barcode can be difficult and thus techniques to improve the method of DNA barcoding can be helpful. This research looked into the different …