What discovery by william harvey greatly advanced the study of physiology?
a. he explained how the nervous system works.
b. he explained how muscles work.
c. he explained the circulation of blood.
d. he explained how the brain works.
i think its c i'm not sure.

Even though both ww1 and ww2 were in many ways the same conflict with basically the same countries facing off against each other, the way each war started was significantly different. the question is how what were the differences on how they started

The incas used quipus to options -preserve there history -keep records of people and goods -decide when to plant crops -decide work amoung peasant familys

Which of the following is not a reason why the supreme courts power of judicial review is thought to be too powerful? a .no checks and balance in place to ensure that c. courts can change legislation throughmisuse is not occurring with judicial reviewopinionb. no judicial review can occur without presidential d .courts can create legislation through opinionconsent