phylogony Flashcards

1
Q

what is the artificial classification

A

-Done for convenience
-Based on few characteristics
-Not reflect evolutionary links
-Limited information
-Stable

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2
Q

Natural classification

A

-More detailed study of in species
-Uses many characteristics
-Reflects evolutionary links
-Homology based
-Provide lot of useful info
-Could change as knowledge increases

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3
Q

Phylogeny advantages

A

-Dont need to use Linnaean system
-Gives continuous tree unlike classification.
-Illustrates time between species unlike classification that groups within same rank are equal

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4
Q

Homology

A

shared feature from same ancestor

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5
Q

Biological species concept

A

Ability of two individuals to produce healthy offspring

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6
Q

Morphological species concept

A

Whether individuals look similar

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7
Q

Phylogenetic species concept

A

how closely related individuals are evolutionary

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8
Q

Ecological species concept

A

whether individual uses/can use same set of bio resources

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