Which one of the following chemical is NOT used to kill and preserve animal specimens?  Chloroform

Alcohol

Formalin

Maltase

The crusades were a series of battles that took place over more than two centuries to achieve what end for both muslims and christians? a) remove the pope from power b) capture jerusalem and the holy land c) reopen the silk road to access new products d) force the sufis to adopt either eastern orthodox or islam as a religion