When the solution concentration on the outside of a cell is greater than the solution concentrate on the inside of the cell, what type of solution is the cell within?

What element is able to combine with itself and hydrogen to form large molecules ?

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

9. the history of life on earth is recorded in