| Front | Why do capillaries have permeable walls? |
|---|---|
| Back | So the substances being exchanged with the cells can diffuse in and out. |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Diffusion increases rate capillaries adapted permeable walls substances
Previous card: Capillaries narrow large surface area compared volume increases
Up to card list: GCSE Biology Paper 1 (9-1 Exams)