Evolution and Biodiversity

• Taxonomy of humans:

  • Domain- Eukaryota
  • Kingdom- Animalia
  • Phylum- Chordata
  • Class- Mamalia
  • Order- Primates
  • Family- Hominidae
  • Genus- Homo
  • Species- Homo Sapiens
• Taxonomy of Oak:

  • Domain: Eukaryota
  • Kingdom: Plantae
  • Phylum: angiospermophyta
  • Class: dicotyledonae
  • Order: Fagales
  • Family: Fagaceae
  • Genus: Quercus
  • Species: robur
• 4 main Plant Phyla:

  • Bryophyta
  • Filicinophytes
  • coniferophytes
  • Angiospermophytes
• Animal Phyla:

  • Porifera
  • Cnidaria
  • platyhelminths
  • annelida
  • arthropoda
  • mollusca
  • chordata
• Cnidaria

  • symmetry: radial
  • segmentation: none
  • mouth no anus
  • stinging cells and tentacles
  • example: jellyfish
• Platyhelminths:

  • symmetry: bilateral
  • segmentation: none
  • mouth no anus
  • flat body
  • example: tapeworm
• Annelida:

  • symmetry: bilateral
  • segmentation: yes
  • mouth and anus
  • bristles on the bottom of each segment
  • examples: earthworms
• Mollusca:

  • symmetry: bilateral body
  • segmentation: yes but not visible
  • mouth and anus
  • shells composed of calcium carbonate
  • examples: snails
• Arthropoda:

  • symmetry: bilateral
  • segmentation: yes but not visible
  • mouth and anus
  • exoskeleton
  • examples: spider
• Chordata:

  • symmetry: bilateral
  • segmentation: not visible
  • mouth and anus
  • notochord
  • examples: human