2.7 Human Variation.docx

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Department
Anthropology
Course
ANTHRO 100
Professor
Rebecca Bartusewhich
Semester
Spring

Description
Jayson Latady 2/7/14 Human Variation Variation Occurs because of:  • Culture: inhibited gene flow because of marriage/ kinship practices, religious  beliefs, and cultural norms • Environment Characters affected by culture and Environment • Height • Diet o Lactase deficiency  • Skin  o Less body hair than other primates to improve sweating ability o Color of skin based on melanin amounts o Continuous, or clinal, variation • Skin color o Color of skin based on melatonin amounts o Continuous or clinal variation o Vitamin D/ cultural practices Head Shape • Can change based on the environment (boas research) • Skull has great deal of plasticity • Colder regio
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