Evolution

Card Set Information

Author:
Anonymous
ID:
111814
Filename:
Evolution
Updated:
2011-10-24 16:42:19
Tags:
ZOO 206
Folders:

Description:
Test 2
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  1. Apomorphy
    • -derived recent trait
    • ex.
  2. Synapomorphy
    • -shared derived traits between lineages
    • -all synapomorphies are homologous but not all homologies are synapomorphies

    ex. Mitochondria is a synapomorphy for all eukarya but not for humans/chimps
  3. Universal Homology
    • -Genetic code (DNA, RNA, ribosomes, transcription/translation, proteins)
    • -metabolic pathways
    • -membrane
  4. Convergent evolution
    • -Same trait in different group but it's not due to common ancestry
    • ex. crocodile and hippopotamus have eyes on top of their head

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