PLEASE HELP 1. Which of the following pairs of chemicals are understood to be the products of photosynthesis and the reactants in cellular respiration?

A. C6H12O6 + 6H2O

B. 6CO2+ H2O

C. C6H12O6 + 6O2

D. 6CO2 + 6H2O

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells

Which layer will become saturated first when rain falls?

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.