What is classification
sorting into groups
What is taxonomy
Studying how organisms are sorted
Phylogeny
Sorting based on evolutionary relationships
Hierachy
smaller groups contained within larger groups with no overlap
7 taxa (groups) Carl Linnaeus made
Domain Kingdom Phylum Class Order Family Genus Species
Species defintion
A group of organisms with the same physiology and morphology that can interbreed to produce fertile offspring
Monophyletic defintion
Organisms sharing a common ancestor
Why have we expanded the classification system from just plants and animals
Microscopy has showed us the details of cellular structurem investigation in:
biochemistry
molecular biology
physiology
5 Kingdoms
Prokaryota Proctoctista Funfi Plantae Anamalia