Lancelet (outgroup)
Salamander
Leopard
Dolphin
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0
0
0
0
1
0
0
0
1
1
1
0
0
0
0
0
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1
1
0
0
1
1
7
A)
Turtle
Tuna
Lamprey
Character
(1) Backbone
(2) Hinged jaw
(3) Four limbs
(4) Amnion
(5) Milk
(6) Dorsal fin
*Although adult dolphins have only two obvious limbs (their flip have two hind-limb buds, for a total of four limbs. lippers), as embryos they
If you were to create a phylogenetic tree of these organisms, which would branch off first and why?
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Use the image to answer the question.