1. The Severe Somatic Bottleneck in Mitochondrial DNA of Human Hair Open Access Author: Barrett, Alison Title: The Severe Somatic Bottleneck in Mitochondrial DNA of Human Hair Area of Honors: Biology Keywords: MitochondriaDNAHeteroplasmyForensicsHairBottleneckEvolutionary Genetics File: Download Alison_Barrett_2019_Schreyer_Thesis_mtDNA_FINAL.pdf Thesis Supervisors: Kateryna Dmytrivna Makova, Thesis SupervisorDr. Michael Axtell, Thesis Honors Advisor