Point mutations usually involve a change is just a single nucleotide pair. The first kind is called a base substitution. As its name implies, a base is replaced by an incorrect base. The second kind is actually two kinds: insertions and deletions (the addition or subtraction of nucleotide pairs).
Minnesota Historical Society resources about the history and culture of Minnesotaâs Hmong people. The Hmong â a distinct ethnic group with ancient roots in Chinaâbegan coming to Minnesota in 1975 as refugees from the destructive wars that had ravaged their homelands in Laos. Today, there are more than 66,000 Hmong in Minnesota, and the Twin Cities metro is home to the largest concentration of Hmong in America. For decades, the Hmong have made a profound impact on their adopted home of Minnesota.
Hmong high school students perform a traditional dance at a high school on the outskirts of Vientiane, Laos. Many Hmong families are moving into lowland villages, and are becoming more integrated into Lao life but still retain a strong sense of their own culture and heritage.he clan (xeem) remains a dominant organizing force in Hmong society. There are about eighteen Hmong clans that are known in Laos and Thailand. Clan membership is inherited upon birth or occasionally through adoption. All children are members of the fatherâs clan, through which they will trace their ancestors.