MCQOPTIONS
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				| 1. | 
                                    Dentin bonding agents usually contain_____________? | 
                            
| A. | Only Hydrophobic component | 
| B. | Only Hydrophilic component | 
| C. | Hydrophobic and hydrophilic component | 
| D. | Lyophillic and lyophobic component | 
| Answer» D. Lyophillic and lyophobic component | |