Which of the following statements does not apply to aquaporins?  

A.  They are water transport channels.
B.  They are unique to plant cells.
C.  They occur in the plasma membrane.
D.  They speed up osmosis.
E.  They do not alter the direction of water movement.


B.  They are unique to plant cells.
Aquaporins occur in both plant and animal cells.

Biology & Microbiology

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