What caused this difference between Europe and Africa, Asia, and the Middle East during the Middle Ages? Why do you think other parts of the world experienced “golden ages” during a time when most Europeans struggled through the Dark Ages?

fmr1 gene that can lead to fragile x-associated disorders.

explanation:

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.