Anthropology 2235A/B Lecture Notes - Lecture 20: Meiosis, Heteroplasmy, Ancient Dna

• School: Western University
• Department: Anthropology
• Course: Anthropology 2235A/B
• Professor: Eldon Molto

Document Summary

Maternal inheritance: mtdna is passed from mother to offspring, mtdna is located in the midpiece of the sperm (arrow) and. Haplogroups an the out of africa hypothesis: found that in today"s world there were larger number of african haplogroups than any other continental group, supports the idea that they were the founding population. African haplogroups: 18; european caucasian: 10: estimated that there are on average 10 mtdna polymorphism differences between unrelated caucasian individuals; average for. Easier statistical analysis: because of maternal inheritance and lack of recombination, statistical analysis is easier, just have to compare the evidentiary and exemplar samples to the. There are two or more differences between a comparison sample and an evidence sample. This means that the samples are excluded as having originated from the same person, or maternal lineage. Example: evidentiary: 16126t, 16189c comparison: same as crs: 2. There is one base difference between a comparison and exemplar sample.