Humans activities that effect sphere

Persons who have not yet attained the legal age of consent under the applicable laws in the jurisdiction in which the research was approved.persons who are under 18 years of age.persons who have not yet attained the legal age of consent under the applicable laws in the jurisdiction in which the research will be conducted.persons who are under 21 years of age.

Countries that are neither core nations nor peripheral nations

When many cultures come together to live in a society, this is called: cultural traits multiculturalism perspective