Vascular tissue is located inside the pericycle of a root, which I believe would be considered the inner layer.
Plant mass that is related to H20.
I think it’s A... not sure! Because you have no A so maybe A
It would be completely false to say that both internal and external environments can modify or alter a gene. The correct option among the two options that are given in the question is the second option or the last option. I hope that this answer has come to your great help.