Why does food nood to be digested?

Photosynthesis converts solar energy into what type of energy?

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions

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