Why do sociologist say that race is socially constructed

Which type of antidepressant is matched with the correct neurotransmitter action? tricyclicsincrease activity of neurotransmitter gaba ssrisprevent neurotransmitter breakdown ssrisinhibit reuptake of serotonin mao inhibitorsincrease norepinephrine

The principle that the geoglical processes that we see today have occurred through out earths history is called

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation