Classification of Living Organisms (OCR GCSE Biology A, Combined (Gateway Science Suite)): Flashcards
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What is classification in biology?
What is classification in biology?
Process of organizing organisms into groups by structure & characteristics
Developer of Linnaean system
Developer of Linnaean system
Carl Linnaeus
When Linnaean system developed
When Linnaean system developed
1700s
Seven levels in Linnaean hierarchy
Seven levels in Linnaean hierarchy
Kingdom, phylum, class, order, family, genus, species
What is the binomial system?
What is the binomial system?
Naming species using two Latin names: genus and species
Two parts in binomial naming
Two parts in binomial naming
Genus (first) and species (second)
Genus in Harmonia axyridis
Genus in Harmonia axyridis
Harmonia
Developer of three-domain system
Developer of three-domain system
Carl Woese
When three-domain system introduced
When three-domain system introduced
Late 20th century
Three domains in classification
Three domains in classification
Archaea, Bacteria, Eukaryota
Archaea characteristics
Archaea characteristics
Primitive bacteria-like organisms in extreme environments
Eukaryota defining feature
Eukaryota defining feature
Cells with nucleus enclosed in membranes
Kingdoms in Eukaryota domain
Kingdoms in Eukaryota domain
Protists, fungi, plants, animals
What do evolutionary trees show?
What do evolutionary trees show?
Evolutionary relationships & how closely species are related
Data for constructing evolutionary trees
Data for constructing evolutionary trees
Classification systems and fossil records