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Phylogenetic Tree
Across
I do not contain any derived characteristics, only the ancestral trait. What am I?
I have an amniotic egg, but I do not contain hair. What am I?
I have a Vertebral Column, Hinged Jaws, am a Tetrapod, but I do not have Amniotic Eggs. What am I?
The trait of having a vertebral column is a ______ trait; contained by Lamprey, Tuna, Salamander, Turtle, and Leopard.
True or False: Tuna, Salamander, Turtle, and Leopard complete a clade.
Down
The Turtle and the ______ both have the derived trait- Amniotic Eggs
True or False: Tuna is a common ancestor of Salamander.
Is the ABSENCE of a Vertebral Column a Derived Trait or an Ancestral Trait?
The Lancelet is the _____ of this phylogenetic tree.
I have a vertebral column and hinged jaws, but do not have four walking legs. What am I?