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AP Biology›Unit 2: Cells›Cells

Cell Size and Surface Area

As cells grow, volume outpaces surface area, limiting exchange with the environment, which is why cells stay small.

Surface area-to-volume ratio
Why cells divide
Adaptations that increase surface area

Master this topicQuick session · about 19 min

Watch the top lessonBiology Dictionary Find a tutor

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43 videos ranked by how well they teach

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2Cells

Cell Organelles
Cell Size and Surface Area
Membrane Structure and Transport
Tonicity and Osmoregulation
Compartmentalization and the Origin of Organelles

Next topic

Membrane Structure and Transport

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1Biology Dictionary
2Science with Ms Patty
3sciencemusicvideos
4Khan Academy

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Also called: cell size, surface area to volume