Human biological variation

So how is human biological variation patterned? Table of Contents: 03:17 - Genetic diversity 03:41 - 05:16 - 05:56 - 06:29 - 06:55 - Continuous gradation over a geographical area 07:08 - 07:26 - Human genetic diversity 07:45 - Serial founder effect 08:30 - Human genetic diversity 09:50 - Human Genome Diversity Project 10:07 - 10:43 - Skin color variation 11:16 - Human variation 11:50 - Ancestry 12:10 - Ancestry 12:37 - “Racial” diseases 12:59 - Sickle cell anemia 13:10 - Sickle cell anemia 13:48 - Sickle cell anemia 13:58 - 14:48 - Cystic fibrosis 15:07 - 15:21 - Cystic fibrosis prevalence 16:02 - Racism 16:09 - Systemic discrimination based on perceived racial categories. 16:27 - Discrimination towards others. 16:33 - How is human biological variation patterned?Does it match assumptions about “race”?