Which of the following constituents is common in occlusal sealants, bo – McqOptions

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1.	Which of the following constituents is common in occlusal sealants, bonding agents, composite resins ?
A.	BIS GMA
B.	Polymethyl methacrylate
C.	Benzoin methyl ether
D.	Silica filter
Answer» B. Polymethyl methacrylate

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