Question

the most important function of plasma membrane is the transport of the molecules across it, it is said to be selectively permeable . as a student of biology how do you explain its function with reference to the following ...

a] how do polar molecules move across the membrane ?

b] how does it help in movement of solutes?

Answer 1

Answer:

a. small polar can move through the spaces between the semi-permeable membrane but selective permeable (semi permeable membrane ) doesn't allow the bigger molecules to pass through it .

b. It allows the movement of solvent through it but prevents the passage of solute