A: More than one pollen tubes can enter an embryo sac
R: Double fertization can occur by contributin of gametes from different pollens
A. if both assetion A reason are ture and the reason is the correct explanation of the assertion then mark
B. if both assertion & reason are ture and the reason is not the correct explanation of the assertin then mark
C. if assertion is true statement but reason is false then mark
D. if both assertion and reason are flase statements then mark
