This inner planet takes 365 days to orbit the sun

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

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities

Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things