FIGURE ANALYSIS (20 PTS).
A. Phylogenetic tree
Organisms: Bat, Bird, Mouse, Salamander
A. Present the figure in dendrogram fork configuration or HORIZONTAL form
(5 pts.).
B. Present an outgroup comparison of given organisms using the traits given
below. Write (+) for each present trait and (-) for each absent trait (12
pts.). Traits : fur, mammary glands, wings
Salamander
Fur (-)
Mammary Gland (-)
Wings (-)
Bird
Fur (-)
Mammary Glands (-)
Wings (+)
Bat
Fur (+)
Mammary Glands
(+)
Wings (+)
Mouse
Fur (+)
Mammary Glands
(+)
Wings (-)
C
B
A
C. Identify which among (A,B,C) is monophyletic clade, paraphyletic clade
and polyphyletic clade (3 pts.).
Monophyletic Clade: B (Bird, Mouse, Bat)
Paraphyletic Clade: B (Bird, Mouse)
Polyphyletic Clade: Bird and Bat