Write step-by-step directions for making a tostada. Number your steps.

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

Dna replication or repair occurs in a cell in all of thw following situations except when

Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.