Plants use photosynthesis to:
a. store chemical energy, and they use cellular respiration to harvest energy.
b. change light energy into sugars.
c. change light energy into chemical energy as well as to harvest chemical energy.
d. harvest energy, and they use cellular respiration to store chemical energy.

Kidney stones are tiny crystals of calcium or magnesium that block the narrow sections of the excretory system. which symptoms would a person with kidney stones experience? a. inability to store urine; pain in the bladder b. inability to store urine; pain in the urethra c. reduced urine flow; pain in the bladder d. reduced urine flow; pain in the urethra