What is an exoskeleton ? Why do u think it would be important for an invertelorate to have on exoskelelton?

Martin, a 32-year-old human relations administrator at a university, believes that all professors over age 50 are incapable of learning the new educational technologies and are content to keep presenting their same "tired, boring" lectures. he often expresses these views to other administrators and does not encourage any of the "older" faculty members to attend professional development meetings related to new teaching approaches nor does he suggest that the university send them to any of the technology conferences. martin is exhibiting

Which factors are examples of how technology may have affected the great migration apex

Aryans believed that the most important thing in life was warfare. if this statement is true, which of the following facts best supports it?