1. Which of the following would most likely describe a cell that is involved in the efficient diffusion of nutrients from the digestive system?
-large with a sturdy cell wall

-small, oblong and flat

-large and cube-like
2. The cells of an and and an elephant are, on average, the same size; an elephant just has more cells. What is the main advantage of a small cell size?

-Small cells are easier to organize into tissues and organs.

-small cells required less oxygen than do large cells.

-a small cell has a smaller cytoplasmic volume relative to its surface area, which helps to ensure the exchange of sufficient materials across its plasma membrane
3. A cube is measured and has all sides that are 2 cm long. What is the surface area for this cube?
- 8. - 24. - 3.

4. A cube is measured and has all sides that are 2 cm long. What is the volume for this cube?

- 8. - 24. - 3. 5. A cube is measured and has all sides that are 2 cm long. What is the surface area to volume ratio for this cube?

- 8. - 24. - 3.