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Who’s your Daddy?

Who’s your Daddy?. Glossopterids. Cycadioids. Caytonia. PHYLOGENY: Evolutionary History and Development of Organisms. Cladogram:. ?. Euphorbia. Croton. Acalypha. Cyathium. APOMORPHIC CHARACTER:. Croton. Acalypha. Cyathium. AUTAPOMORPHIC CHARACTER:. E. D. C. B. A. F.

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Who’s your Daddy?

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  1. Who’s your Daddy? Glossopterids Cycadioids Caytonia

  2. PHYLOGENY: Evolutionary History and Development of Organisms

  3. Cladogram: ?

  4. Euphorbia Croton Acalypha Cyathium APOMORPHIC CHARACTER:

  5. Croton Acalypha Cyathium AUTAPOMORPHIC CHARACTER:

  6. E D C B A F Tectate Pollen Angiosperm Ancestor Double Fertilization Double Integument Carpel Flower Sieve Tubes Vessels SYNAPOMORPHIC CHARACTER:

  7. E D C B A F Angiosperm Ancestor Leaves Roots Chloroplasts PLEISOMORPHIC CHARACTER:

  8. Cladistics: Method for constructing phylogenetic trees that relies on _________________ and ..

  9. .. _________________ (Homoplasy = Parallel Evolution and Reversal of Character States)

  10. Cladogram:

  11. Anagenesis: Cladogenesis:

  12. Cladogram: ?

  13. A) Monophyletic Group (= Clade):

  14. Example: “Angiosperms” ?

  15. B) Paraphyletic Group:

  16. Example: “Green Algae”

  17. C) Polyphyletic Group:

  18. Example: “Algae”

  19. Sister Group:

  20. ANGIOSPERM PHYLOGENY

  21. Hypothesis of Angiosperm Phylogeny A MONOCOTS DICOTS ?

  22. DICOTS MONOCOTS

  23. Hypothesis of Angiosperm Phylogeny B

  24. Molecular Data used in Cladistics

  25. Genes used in Cladistic Analysis of Angiosperm Phylogeny

  26. A) Chloroplast Genes

  27. 1) atpB gene 2) rbcL gene

  28. Nuclear Genome

  29. 3) 18S rRNA

  30. Characteristics of Useful Genes for Phylogenetic Analysis: Species A: rbcL nucleotide sequence Species B: rbcL nucleotide sequence

  31. Current Model of Angiosperm Phylogeny ?

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