It is an age-dependent process and involves complex actions of plant growth regulators Leaf senescence is a type of programmed cell death that represents the (Nooden, 1988).
(It; is; an age-dependent process) (It; involves; complex actions of plant growth regulators) (Leaf senescence; is; a type of programmed cell death) (programmed cell death; represents; the (Nooden, 1988) (Leaf senescence; is a type of; programmed cell death)
It It Leaf senescence programmed cell death Leaf senescence
is involves is represents is a type of
an age-dependent process
complex actions of plant growth regulators
a type of programmed cell death
the (Nooden, 1988
programmed cell death