<Tr> <Td> Type IIA </Td> <Td> MHC IIa </Td> </Tr> <Tr> <Td> Type IIAX </Td> <Td> MHC IIa> MHC IIx </Td> </Tr> <Tr> <Td> Type IIXA </Td> <Td> MHC IIx> MHC IIa </Td> </Tr> <Tr> <Td> Type IIx </Td> <Td> MHC IIx </Td> </Tr>

What is the function of the nucleus in a muscle cell