Ask your own question, for FREE!
Biology 8 Online
OpenStudy (anonymous):

The blood group B is almost absent in Native Americans, whose ancestors arrived in very small numbers about 10,000 years ago. Which factor is responsible for this phenomenon

OpenStudy (petiteme):

Welcome to OpenStudy ^_^

OpenStudy (anonymous):

The founder effect seems to be more supportive than the other options

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!