Evolution - Phylogeny
questions and answers
2025-2026
What is Speciation? - answer The process by which species
arise, or when one species is divided into more than one
species.
What is a Phylogeny? - answer A relationship showing that
species evolving more recently are close relatives and
species evolving long ago are distant relatives.
What do the lines of a phylogenetic tree represent? -
answer An evolving species.
What do the nodes of a phylogenetic tree represent? -
answer Speciation points.
Can a current species be an ancestor to another current
extant species? - answer NOOOO!!!!!
What is an Outgroup? - answer A related taxon that
branched off earlier in the evolutionary history.
What is a Sister Taxa? - answer A taxa derived from the
same node.
questions and answers
2025-2026
What is Speciation? - answer The process by which species
arise, or when one species is divided into more than one
species.
What is a Phylogeny? - answer A relationship showing that
species evolving more recently are close relatives and
species evolving long ago are distant relatives.
What do the lines of a phylogenetic tree represent? -
answer An evolving species.
What do the nodes of a phylogenetic tree represent? -
answer Speciation points.
Can a current species be an ancestor to another current
extant species? - answer NOOOO!!!!!
What is an Outgroup? - answer A related taxon that
branched off earlier in the evolutionary history.
What is a Sister Taxa? - answer A taxa derived from the
same node.