C5 - Plasma Membranes
- Created by: Cpink15
- Created on: 26-01-21 11:42
View mindmap
- Plasma membranes
- Diffusion
- simple
- within fluids
- osmosis
- random movement of water
- down gradient
- partially permeable membrane
- facilitated
- large/polar molecules
- through channel / carrier proteins
- factors
- temperature, concentration gradient, surface area, thickness
- simple
- Active transport
- carrier proteins used
- SA effects rate
- number effects rate
- SA effects rate
- carrier proteins used
- Structure + Function
- partially permeable
- exocytosis - releasing vesicles/ substances
- endocytosis - taking in vesicles/ substances
- exocytosis - releasing vesicles/ substances
- phospholipid bilayer
- 5-10nm thick
- fluid mosaic model
- gives rigidity
- partially permeable
- Permeability
- factors
- solvent conc, temperature, pH
- colorimeter measures absorbance
- factors
- Diffusion
Comments
No comments have yet been made