2023 OCR A LEVEL BIOLOGY B QUESTION PAPER 1 [H422/01: Fundamentals of biology]
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2023 OCR A LEVEL BIOLOGY B QUESTION PAPER 1 [H422/01]
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2023 OCR A LEVEL BIOLOGY B QUESTION PAPER 1 [H422/01: Fundamentals of biology]  


 


1 The image shows an erythrocyte after being placed in a solution.
Which option explains the appearance of the erythrocyte?
A The solution was distilled water. 
B The water potential of the solution is equal to the water potential of the cytoplasm of the 
erythrocyte.
C The water potential of the solution was less negative than the cytoplasm of the erythrocyte.
D The water potential of the solution was more negative than the cytoplasm of the erythrocyte.