What planets are closest to 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

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?

What are the three different shapes or structures shapes or structure of carbon-based molecules?