Answer:
sorry, now I can. here you go! have a nice day!
No idea about the scientific reasoning, but the leaves of the plant are where the most photosynthesizing has to happen. In order for the plant to get energy it has to absorb the most light. So it creates broad leaves. The reason they are green is because chloroplasts are green. I believe that the cells in the leaves have more chloroplasts so that they can catch more sunlight.<span />
One reason would be the increased chance of Down syndrome
Mass and distance affect the gravitational force.
