In Igf2 of human ______________ allele is expressed, and Igfr of mice __________ allele is expressed.

In Igf2 of human ______________ allele is expressed, and Igfr of mice

1.	In Igf2 of human ______________ allele is expressed, and Igfr of mice __________ allele is expressed.
A.	Maternal, maternal
B.	Paternal, paternal
C.	Maternal, paternal
D.	Paternal, maternal
Answer» E.