Agroup that shares distinctive cultural traits is called a faction a political party a nuclear family an ethnic group

The answer is ethnic group.  This is when they share common traits such as their nationality, ancestry, culture and shared religion, language as well as other characteristics.  There are times when some leave one ethnic group and join others. This can be seen when they go to other places and settle there.

manifest functions are the recognized and intended consequences of any social pattern, while latent functions are those unrecognized and unintended consequences. to analyze the manifest functions of any social institution, we have to study its contribution to the continuation of a group, community, or society.