Answer: The role of substance A in photosynthesis is: it combines with water to form glucose.
Explanation:
They might contain index fossils..
1- the grass dies due to lack of food, from lack of photosynthesis from lack of sunlight
2- you danger the enviroment
Answer A. If the tectonic plates continually move then they change earth’s crust constantly.
Your own genetic code could be responsible for inviting diabetes into the cell cycle
