Which object in the solar system is mercury most like ?
a. pluto.
b. a comet
c. moon
d. asteroid

How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?

What are the student's observations and inferences before he starts his investigation?