Beta-galactosidase catalyses the hydrolysis of lactose into galactose and glucose.
Regarding lactose, some statements are given below
A) On hydrolysis, lactose gives β-D-galactose and β-D-glucose
B) In lactose C1 of β-D-galactose has acetal structure and C1 of β-D-glucose has hemiacetal structure
C) In lactose molecule, β-D-galactose is a non-reducing unit and β-D-glucose is reducing unit
The correct statements are