While eating a portion of yogurt, you have to leave, so you…

While eating a portion of yogurt, you have to leave, so you store the yogurt in the refrigerator. A day later you return and find the surface of the yogurt is no longer smooth but has broken into several liquified products. You correctly guess that enzymes from your saliva, via the spoon, have continued digesting the yogurt in your absence. What will happen over time?

Marianna is interested in measuring the rate of photosynthes…

Marianna is interested in measuring the rate of photosynthesis. The rate may be determined by measuring the production and consumption of certain molecules. Mention which molecules should Marianna measure and briefly explain why they are useful indicators of photosynthesis. Write your answer in the text box.