When sucrose is loaded into the phloem it has to travel from mesophyll cells to a companion cell and then into the phloem.
Which row shows the relative concentrations of sucrose in each type of cell in order for this process to take place?
 
            1 )
A
B
3 )
C
4 )
D
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!
 
     
                 
                                                     
                                                                         
                                                     
                                                     
                                                                         
                                                     
                                                     
                                                     
                                                     
                                                     
                                                    