MCQOPTIONS
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				| 1. | 
                                    By using phase contrast microscope_______________? | 
                            
| A. | Internal structures are differentiated in living cells | 
| B. | Internal structures are differentiated in dead cells | 
| C. | Internal metabolic activities can be observed | 
| D. | External capsule formation can be observed | 
| Answer» B. Internal structures are differentiated in dead cells | |