MCQOPTIONS
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				| 1. | 
                                    Influenza is caused by_____________? | 
                            
| A. | Orthomyxo virus, which is a DNA virus | 
| B. | Paramyxo virus, which is a RNA virus | 
| C. | Paramyxo virus, which is a DNA virus | 
| D. | Orthomyxo virus, which is a RNA virus | 
| Answer» E. | |