special cells
- Created by: matthew
- Created on: 16-03-13 15:06
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- specialised cells
- Fat cells
- Have a small amount of cytoplasm and lots of fat
- few mitrocondira as the cell needs very little energy
- can expand when fills with fat
- Cone cells from eye
- outer segment has chemical that changes chemically in coloured light needs energu to go back to normal
- middle is full of mitrocondria release enrgy to reform the visual pigment
- special synapse conects to optical nere impulse is triggered when visual pigment reacts with coloured light.
- root hair cells
- increase surface area for water to moe into cell
- large permenant vacule that speeds up the movment of water form the soil across the cell
- sperm
- long tail for movement
- middle is full of mitrocondria to proide energy for tail
- tip stores enzymes for breaking outer layer of egg
- Untitled
- Fat cells
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