Latitude or distance from the equator – Temperatures drop the further an area is from the equator due to the curvature of the earth. ... As a result, more energy is lost and temperatures are cooler.
The model shows that the fetus becomes more complex during development. This is because mitosis allows the cells that make up the fetus to become specialized.
or D:
The model shows that the fetus gets larger as time goes on. This is because mitosis constantly increases the number of cells that make up the fetus.