_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.
In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
The Directors failed to understand the ______________ behind the decision to suspend the manager.
The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question, choose the correct alternative and click the button corresponding to it.