What was the black dirt by the nile river called in ancient egypt? ?

answer; the region experienced a surplus of food;

answer; dr.black,who allows only certain individuals to mate;

the following are the list of answers for the topic "the shower":

unconditioned stimulus - hot water

unconditioned response - pain

neural stimulus that becomes the conditioned stimulus - toilet flushing

conditioned response - leaping out of the shower after flush or jumping out odf the shower