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The membranes of different types of cells are involved in many different functions
(25 marks)

Membranes have many different functions, with the most prominent being in eukaryotic cells,
due to the fact that they have membrane bound organelles, however, prokaryotes also have
membranes with specific functions, which I will come…

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glucose into pyruvate during respiration (glycolysis), whereby pyruvate is now small enough
to diffuse across the outer membrane and cristae, into the matrix.

However, and exception to this movement across membranes is water, as it can pass the
membranes easily via osmosis. Another purpose of membranes, especially in plants, is…

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