TP Phylogénétique Flashcards by Ch B

Q

État ancestrale

A

0

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Q

État dérivé

A

1

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Q

Caractère

A

Un attribut observable d’un organisme

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Q

Homologie

A

Ressemblance de structure avec lien de parenté

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Q

Homoplasie

A

Ressemblance de structure sans lien de parenté

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Q

Groupe monophyletique

A

Ancêtre + tous ces descendants

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Q

Groupe paraphylétique

A

Ancêtre + une partie des ces descendants

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Q

Groupe polyphylétique

A

Définie par une homoplasie = ressemblance sans paranté

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Q

Synapomorphie

A

Caractère homologue partagé à l’état dérivé

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Q

Symplesiomorphie

A

Caractère homologue partagé à l’état ancestrale

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