Classification And Evolution Flashcards
What is classification
Placing organisms into groups based on similarities and differences
What is taxonomy
Study of now organisms are placed into different classification groups. Traditionally on physical characteristics
What other characteristics can determine toxonomy
DNA
Biochemistry
Phylogeny
Behaviour
Names of the 5 kingdom
Animal, plant, prokaryotes, protists and fungi
Taxa order of classifications
- Kingdom
- Phylum
- Class
4 order - Family
- Genus
- Species
How are groups arranged
Hierarchy ( descending order)
What is the name of the naming system
Binomial system
Who created the binomial system
Carl Linnaeus
Advantages of binomial system
- Universal language
- Species have more than 1 common name
- Provide information about how closely related organisms are to
What is the 3 domain system
Based on molecular analysis
(rRNA, sensitivity to antibiotics, cell membrane)
What is phylogeny
Study of how closely related organisms are
Name of organisms that share a common ancestor
Monophyletic or Clade
Who created the 3 domain system
Woese
Why is the 3 domain system used
To confirm current classification groups are correct
