Suppose Two Living Plant Cells Are in Contact with Each

question 30

Multiple Choice

Suppose two living plant cells are in contact with each other so that water, but not solutes, can pass between them. The cells have the same water potential. One cell has y _P = 0.3 MPa and y _S = - 0.5 MPa, while the other cell has y _S = - 0.3 MPa. What is the y _P of the second cell?

• A)y _P = - 0.8 MPa ​
• B)y _P = 0 MPa
• C)y _P = 0.5 MPa
• D)y _P = 0.8 MPa
• E)y _P = 0.1 MPa

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