AQA A LEVEL BIOLOGY PAPER 3 QUESTION PAPER 2023 (7402/3)
4.1
AQA A LEVEL BIOLOGY PAPER 3 QUESTION PAPER 2023 (7402/3). DOWNLOAD OFFICIAL AND VERIFIED AQA A LEVEL BIOLOGY PAPER 3 QUESTION PAPER 2023 ON www.leakedexams.com.
View example
Details
Comments
Reviews

AQA A LEVEL BIOLOGY PAPER 3 QUESTION PAPER 2023 (7402/3). DOWNLOAD OFFICIAL AND VERIFIED AQA A LEVEL BIOLOGY PAPER 3 QUESTION PAPER 2023 ON www.leakedexams.com.


 1 . 1 Describe how stimulation of a Pacinian corpuscle produces a generator potential.
[3 marks]
Scientists investigated the stimulation of a Pacinian corpuscle in the skin of a fingertip.
The scientists applied two different pressures to the fingertip and recorded the
changes in membrane potential of the Pacinian corpuscle’s sensory neurone.