1. In 3-5 sentences, explain how the rate of photosynthesis or cellular respiration can be measured using products or reactants.

2. A substance is dissolved in water, and the temperature of the surrounding decreases. Is this process ex other mic or endothermic? Explain your reasoning in 3-5 sentences.

3. In 3-5 sentences explain why the saying,”you are what you eat” is factually correct

High blood pressure occurs when there is too much blood flowing through the blood vessels at one time. by changing the amount of water in the blood, blood pressure can change. the excretory system can to lower blood pressure.which would most likely occur in the kidney? a)more water would be transferred from the nephron.b)less water would be absorbed into the nephron.c)the amount of water in the bladder would decrease.d)the amount of water in the blood would increase.