26.3 Cladistics Flashcards
1
Q
whats cladistics
A
common ancestry is the primary criterion for classifying organisms
![](https://s3.amazonaws.com/brainscape-prod/system/cm/110/365/783/a_image_thumb.gif?1659431244)
2
Q
in cladistics, biologists put organisms into groups called_______each of which includes an ancestral species and all of its descendants
A
clades
3
Q
monophyletic
A
consists of an ancestral species and ALL of its descendants = a clade
4
Q
paraphyletic
A
consists of an ancestral species and SOME of its descendants
![](https://s3.amazonaws.com/brainscape-prod/system/cm/110/366/179/a_image_thumb.gif?1659431244)
5
Q
polyphyletic
A
consists of taxa with different ancestors
![](https://s3.amazonaws.com/brainscape-prod/system/cm/110/366/180/a_image_thumb.gif?1659431245)
6
Q
A