In Part I, the independent variable, the one that is intentionally manipulated, is ___ In Part II, the independent variable changes to ___

The dependent variable, the one you measure the response in, is the same for Parts I and II. For both parts of the lab, the dependent variable is ___

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

If a checkpoint detects damaged dna, the checkpoint may

Interferons play a vital role in the immune system why are interferons so important?