On a planimetric map ___ is used to convert between the distance on the map and the actual distance in real life

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

What advantages does a pedigree have over a written passage?

Several billion years ago which gas was the least prevailant in the atmosphere