The phase change of an apical meristem from the juvenile to the mature vegetative phase is often revealed by ________.
A) a change in the morphology of the leaves produced
B) the initiation of secondary growth
C) a change in the orientation of preprophase bands and cytoplasmic microtubules in lateral meristems
D) the activation of floral meristem identity genes

Question

Quizplus · Accepted Answer

The phase change from the juvenile to the mature vegetative phase is often associated with changes in leaf morphology. In the juvenile phase, leaves are often smaller and have a different shape than leaves produced in the mature phase. This change in morphology is a result of changes in gene expression that occur as the plant matures.

The Phase Change of an Apical Meristem from the Juvenile