1. How does the surface area-to-volume ratio of a small cell compare to that of a large cell? (2 points) 2. What do the results of the agar blocks indicate about the relationship between cell size and time for
materials to reach the center of the cell? (2 points)
3. How does being small help cells survive? (2 points)
4. Include an explanation of how the surface area-to-volume ratio, diffusion rate, and time for substances
to reach the center are related. Support your explanation with data. (6 points)
5. How does being made of many cells help large organisms maintain homeostasis? (6 points)