why is it easier to culture meristems compared to permanent tissues?

Why is it easier to culture meristems compared to permanenet tissues?

It is easier to brominate aniline as compared to benzene.

Simple permanent tissues | | Complex permanent tissues

Meristem Culture

Why meristems are preferred in tissue culture?

root opical meristems, intercalary meristems and secondary meristems. permanent tissues A. simple permanent tissues-parenchyma & its modification