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Biology ISA- investigating transpiration in plants
What is your hypothesis?
There is a link between the air movement and the rate of transpiration.…read more

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Firstly I will set up the equipment shown in the diagram, and cut the shoot with a pair of
scissors underwater. I will make sure all seals are greased with Vaseline to stop air from
entering the potometer.
2. I will then take time for one minute without the fan being on, and I will measure the distance
travelled by the air bubble along the scale.
3.…read more


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