Dynamical patterning modules in plant development and evolution.

Area of Science:

• Developmental Biology
• Evolutionary Biology
• Genetics

Background:

• Comparative studies are crucial for understanding the evolution of development and phenotypes.
• Dynamical patterning modules (DPMs) provide a framework for analyzing developmental processes across species.

Purpose of the Study:

• To describe the basic DPMs underlying plant development using a defined plant body plan.
• To identify molecules, networks, and physical processes associated with plant DPMs.
• To review the phyletic distribution of these molecules in plant lineages.

Main Methods:

• Utilized a prior definition of the plant multicellular body plan.
• Identified characteristic molecules and molecular networks for each DPM.
• Described the physical morphogenetic and patterning processes mobilized by DPMs.
• Reviewed phyletic distribution of identified molecules across plant lineages.

Main Results:

• Described fundamental DPMs governing key features of plant development.
• Identified specific molecules and networks associated with plant DPMs.
• Noted significant differences between plant and animal DPMs.

Conclusions:

• The DPM framework is essential for comparative analyses of plant development.
• This approach provides a mechanistic explanation for organic development across plant and animal lineages.