The part of the brain responsible for voluntary, or conscious, body activities and emotions is located in the frontal lobe or cerebrum o. o

The image shows embryos of three vertebrate classes

The instructions for making proteins come originally from

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food