| Text | Cell walls provide a structural boundary, as well as a permeability barrier for some substances to the internal environments. |
|---|
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Cell walls plants prokaryotes fungi composed complex carbohydrates
Previous card: Polar uncharged molecules h o pass membrane small
Up to card list: AP Biology Complete Deck