The group of Muslim Arabs <span>most threatened the Byzantine Empire in 1050</span>
The change in the frequency of an existing gene allele
I need help on this too ???
Some people were better at certain jobs so they’d Miguel out who was not efficient and they’d assign the jobs. Everyone had to do something different because if they did they would have much. If everyone were farmers then no one would be hunting. It helped their society flourish and kept everyone “Fed”
