Based on the illustration, explain what happens to most of the mass gained by the plant cell through photosynthesis?
A) The mass is returned to the soil.
B) The reactants of photosynthesis are used as the reactants of respiration.
C) The products of photosynthesis are shuttled back into the photosynthesis reaction as reactants.
D) The mass produced by the photosynthesis reaction is used by the plant to fuel respiration and is turned into carbon dioxide, water, and energy.

at the bottom

explanation:

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e

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