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3      If  the  swollen  raisin  is  put  into  salt  solution,  what  will  1       Av
                          happen?
                   4      You are provided with some vegetables to cook. You generally            3      Av
                          add  salt  into  the  vegetables  during  cooking  process.  After
                          adding salt, vegetables release water. Explain the mechanism
                          is responsible for this with an appropriate diagram?
                          (a)  What would happen when eukaryotic cells are placed in:             3       D
                   5           i.hypotonic
                               ii.   hypertonic
                               iii.  isotonic solutions
                          (b)  For each of the situations below use an arrow to indicate
                               the net movement of sugarinto or out of the cell (assume
                               that sugar solution can pass through the cell membrane in
                               each case).

                          i.        5% sugar
                                            1%
                                           sugar



                          ii.       1% sugar

                                         3% sugar



                          iii.      1% sugar

                                          1% sugar


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