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Navigable Slide Index

1. Introduction
2. Plastid genome
3. The biodiversity of plastids
4. Endosymbiosis
5. Phylogenetics
6. The endosymbiosis theory is a testable idea
7. A plastid-based perspective on algal origin
8. A putative phylogeny of eukaryotes
9. 143 protein tree of eukaryotes
10. Phylogeny of plastids (1)
11. Phylogeny of plastids (2)
12. Other evidence of the origin of plantae plastids
13. Plastid functions
14. Seven helix topology
15. Plastid translocators phylogeny
16. Geological timescale: events preserved in fossils
17. Acritarchs - evidence for eukaryotes
18. Fossil Bangiomorpha pubescens
19. Placing a date on the origin of plastids
20. Maximum likelihood molecular clock analyses
21. Molecular clock vs. nuclear-gene trees (1)
22. Molecular clock vs. nuclear-gene trees (2)
23. Summary
24. Primary and secondary endosymbiosis
25. Dinoflagellates as an example of plastid evolution
26. Genes encoded on mini-circles in dinoflagellates
27. Distribution of A. tamarense genes
28. The "missing" plastid genes of Alexandrium
29. Why is a gene subset still found in the organelle?
30. Plastid genes localization in Alexandrium
31. Phylogenomics
32. Chromalveolate hypothesis and their gene origin
33. Phosphoribulokinase
34. Phylogenetic affinities of plastid targeted proteins
35. Summary of endosymbiotic events

Topics Covered

• Plastid distribution in eukaryotes
• Tree of life
• Evidence for plastid origin through endosymbiosis
• Primary, secondary and tertiary endosymbiosis
• Organelle genome evolution
• Endosymbiotic gene transfer
• Dating the origins of plastids

Links

Series:

• Chloroplast

Categories:

• Biochemistry
• Plant & Animal Sciences

Talk Citation

Bhattacharya, D. (2007, October 1). Origin and molecular evolution of the plastid [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved October 30, 2025, from https://doi.org/10.69645/SNID2765.
Export Citation (RIS)

Publication History

• Published on October 1, 2007
• Archived on May 28, 2025

Financial Disclosures

• Prof. Debashish Bhattacharya has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.