The geographic isolation of two population of species tends to increase differences between their gene pools because it _.

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 processes would you expect to be key in the production of yogurt ?

Which of the following are responsible for sending messages from the hypothalamus to the thalamus?