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Ancestors and variants: tales from the cryptic
W E Browne1, G K Davis, J M McClintock
1Department of Molecular Genetics and Cell Biology, University of Chicago, IL 60637, USA.
Evolution & Development
|March 17, 2001
Summary
Evolutionary developmental biology (Evo-Devo) integrates developmental comparisons to understand morphological evolution and macroevolutionary processes. This review highlights advances in reconstructing ancestral states and the developmental underpinnings of evolutionary change.
Area of Science:
- Evolutionary Developmental Biology (Evo-Devo)
- Comparative Morphology
- Macroevolutionary Studies
Background:
- The field of Evo-Devo unites researchers studying the interplay between development and evolution.
- Diverse methodologies exist within Evo-Devo, necessitating a review of current approaches.
- Comparative developmental data is rapidly accumulating, driving the evolution of Evo-Devo methodologies.
Purpose of the Study:
- To review recent advancements in Evo-Devo, focusing on two key areas.
- To discuss progress in reconstructing ancestral developmental and morphological states.
- To explore the developmental basis of evolutionary change.
Main Methods:
- Drawing content from a 1999 meeting at the University of Chicago.
- Synthesizing recent developments in the field of Evo-Devo.
- Analyzing comparative data to infer evolutionary trajectories.
Main Results:
- Recent developments facilitate the reconstruction of ancestral developmental patterns.
- Understanding the developmental basis of evolutionary change is advancing.
- The field of Evo-Devo is evolving with new approaches to analyze complex data.
Conclusions:
- Developmental comparisons are crucial for understanding both specific morphologies and macroevolution.
- Evo-Devo methodologies are adapting to handle increasing amounts of comparative data.
- Further research in ancestral reconstruction and developmental basis will illuminate evolutionary processes.