5.4 Cladistics

Steve Harton
Mind Map by , created over 5 years ago

DP IB Biology (05 Evolution and Biodiversity) Mind Map on 5.4 Cladistics, created by Steve Harton on 05/25/2014.

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Steve Harton
Created by Steve Harton over 5 years ago
IB Biology Option E
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Meiosis
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PSBD TEST 1
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Digestion and Absorption
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DNA structure and replication
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Structure of DNA and RNA
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Enzymes
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5.4 Cladistics
1 Nature of Science
1.1 Falsification of theories with one theory being superseded by another
1.1.1 Plant families have been reclassified as a result of evidence from cladistics
1.1.1.1 Reclassification of figwort family
2 A clade is a group of organisms that have evolved from a common ancestor
2.1 Trait can be analogous or homologous
2.1.1 Cladograms are tree diagram that show the most probable sequence of divergence in clades
2.1.1.1 Cladogram with humans and other primates
2.1.1.2 Analysis of cladograms to deduce evolutionary relationships
2.1.1.2.1 Classifications of some groups based on structure did not correspond with the evolutionary origins of a group or species
3 TOK
3.1 Recognition in 1977 by Carl Woese that Archaea have a separate line of evolutionary descent from bacteria
3.1.1 Luria and Mayr objected to his division of the prokaryotes
3.1.1.1 To what extent is conservatism in science desirable?

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