false I think or it's true
Explanation:
i don't think this is helpful srry
The structure is D. a substrate
is important to the transmission of nerve impulses.
a) Zinc
b) Calcium
c) Sodium
d) Iron

Answer:
chloroplasts work to convert light energy of the sun into sugars that can be used by cells. Its like a solar panel that changes sunlight energy into electric energy. The entire process is called photosynthesis and it all depends on the little green chlorophyll molecules in each chloroplast.