I think it depends on what it is about.. Did your teacher give you a punnett square or anything like that?
During phototropism, the plant hormone auxin<span> controls cell elongation.</span>
Older oceanic crust, which is more dense than continental crust, has long since been recycled in the process of subduction. Credit: U.S. Geological Survey. Plate tectonics shapes the surface of our planet, but it also runs much deeper: Plate movement is the surface expression of convection in Earth's interior.
Grinding pepper is not an example of a chemical change.
The radius of the circle would be 7.42in