It doesn't matter, since the migration of a small group of Israelites to the New World:
a) happened after that mummy was made, I think (600BCE)
b) was a one-way trip
c) involved a small group - it is not official LDS doctrine that all New World natives are descended entirely from the Lehites.
a) happened after that mummy was made, I think (600BCE)
b) was a one-way trip
c) involved a small group - it is not official LDS doctrine that all New World natives are descended entirely from the Lehites.