Biology Revision- Classification

What is meant by systematics?
Searching for relationships between living organisms
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What is taxonomy?
Grouping organisms in terms of similarities
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What is a species?
A group of organisms who can interbreed to produce fertile offspring/ Organisms which are similar to each other but different from members of other species
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Why can it be difficult to define a species?
Species change and evolve/ Huge variation within a species/ Many species are extinct with no fossil record/ Some species only rarely reproduce sexually
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What are the features of the kingdom Monera?
Single celled, cells have no nuclei, Have no organelles, prokaryotic
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What are the features of the kingdom protoctista?
Single celled, Have organelles, moves by flagella, eukaryotic
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What are the features of the kingdom plantae?
Multicellular, produces own food, eukaryotic cells
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What are the features of the kingdom animalia?
Multicellular, eukaryotic cells, consumes other organisms for food
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What are the features of the kingdom Fungi?
Cells have no nuclei, do not make own food, Both single celled and multicellular, Many get nutrients from dead or decaying organisms
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What is phylogeny?
The science of connecting species on trees to show their evolutionary history
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Other cards in this set

Card 2

Front

What is taxonomy?

Back

Grouping organisms in terms of similarities

Card 3

Front

What is a species?

Back

Preview of the front of card 3

Card 4

Front

Why can it be difficult to define a species?

Back

Preview of the front of card 4

Card 5

Front

What are the features of the kingdom Monera?

Back

Preview of the front of card 5
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