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Full-Text Articles in Life Sciences

Diversity And Community Of Macroinvertebrates In Timpanogos Caves, Utah, Erika Frandsen, C. Riley Nelson Mar 2024

Diversity And Community Of Macroinvertebrates In Timpanogos Caves, Utah, Erika Frandsen, C. Riley Nelson

Library/Life Sciences Undergraduate Poster Competition 2024

The Timpanogos Cave System consists of three caves in American Fork, Utah. In 2003, the National Park Service (NPS) commissioned Dr. Riley Nelson and laboratory students to conduct a survey of the diversity and abundance of terrestrial arthropod species found within the caves. Over the two years they sampled in Timpanogos Caves, they identified 55 species of macroinvertebrates in an unpublished report. In the 20 years since the last sampling, many environmental factors could have changed in these caves, contributing to an overall decrease in both abundance and biodiversity of fauna. Therefore, we repeated the sampling done by the Nelson …


Do Regional Dna Barcode Databases Lead To More Efficient Specimen Identification?, Michael Kerr, Steven D. Leavitt Jan 2023

Do Regional Dna Barcode Databases Lead To More Efficient Specimen Identification?, Michael Kerr, Steven D. Leavitt

Library/Life Sciences Undergraduate Poster Competition 2023

DNA barcoding is a method for identifying specimens from specific regions of DNA. 1 Metabarcoding focuses on large, multi specimen scales. 2 These approaches rely on DNA databases for sequence identification, 2 but these databases often lack data from many species, 3 especially from poorly studied groups such as fungi 4 and lichens, which can lead to failure in specimen identification.