Why do oxygen and carbon dioxide both move in and out of a plant during the day ?

Question 4 using myplate's daily food plant for 2000 kilocalories as a reference, the servings from the protein foods group in this menu are a. adequate overall, and consistent with the dietary guidelines 2010 recommendations. b. short 2 ounce equivalents. c. inadequate in terms of the recommendations for a 2000 kcal diet. d. adequate overall, but inconsistent with the dietary guidelines 2010 recommendations.

What would happen if the krill were removed from the food web

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?