An example of maintaining homeostasis at the system level would be a. the liver storing excess sugar molecules b. endocytosis and exocytosis of substances c. breathing faster while jogging i know for a fact that the answer is not "b", so don't answer b .

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.

Pl as time goes by and water goes through the water cycle again and again, the amount of water on earth: increases decreases ostays the same goes up and down

Which of the following molecules can be broken down into simple sugars? a. nucleic acid b. protein c. lipid d. carbohydrate