He statement "matter can be neither created nor destroyed by chemical means, but it can be changed from one form to another" is the chemical law of

(a) conservation of matter.
b. atomic disintegration.
c. conservation of energy.
d. definite proportions.

During the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.