Question

(b) when the f1 generation plants were self fertilised he abserved that in the plants of second generation f2 both tall plants and dwarf plants were present why it happened? Explain briefly

Answer 1

In f1 generation we will get all 4 genotypes of Tt... on the selfing of this progeny we get obtained genotypic ratio as TT(1): Tt(2): tt(1)....
TT denotes homozygous tall... Tt heterozygous tall....tt denotes dwarf....
U will understand it perfectly by making cross urself