AP Bio Insta-Review Topic 2.3*: Cell Size

Front

What is the formula for the surface area of a cube?

Back

SA = 6 * (side length)^2

Front

What is the formula for the volume of a cube?

Back

V = (side length)^3

Front

Which shape has a greater surface area to volume ratio: a sphere or a cube?

Back

A sphere generally has a lower surface area to volume ratio than a cube.

Front

What is the surface area of a cube with a side length of 2?

Back

24

Front

What is the volume of a cube with a side length of 2?

Back

8

Front

What is the surface area of a sphere with a radius of 3?

Back

36 pi

Front

What is the relationship between surface area and volume in cells?

Back

As cells grow, their volume increases faster than their surface area, affecting efficiency.

Front

What does a higher surface area to volume ratio indicate about a cell's efficiency?

Back

It indicates that the cell can exchange materials more efficiently.

Front

If a cell has a surface area of 4 and a volume of 1, what is its surface area to volume ratio?

Back

4:1

Front

What is the surface area of a cube with a side length of 3?

Back

54