Cell size is limited because _____________ is critical to a cell's function.

A) cilia movement

B) surface area to volume ratio

C) the number of microvilli

D) the size of the nucleus

E) ability to photosynthesize


Answer: B

A cell needs a surface area large enough to allow adequate nutrients to enter and wastes to exit. Small cells are more likely to have an adequate area for exchanging nutrients and wastes.

Biology - Biology 160 - 5 to 6