Cells don't grow very big because they have to be able to diffuse through material easily. Also, when cells are small and plentiful they are easy to replace when damaged.
Answer:
From your parents DNA i believe
Explanation:
Bro plans are not that hard we were on animal reproduction and just moved on to plant
Answer:Latitude and ocean currents
Answer:
Erosion, each of these wear away rocks by bumping and chipping pieces off.
Explanation: