Which organelle aids in the maintenance of cell homeostasis by selectively regulating The passage of materials into and out of the cell? A. Plasma membrane
B. Lysosome
C. Ribosome
D. Nuclear membrane

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