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Based on the Phylogenetic Tree in Fig

Question 91

Multiple Choice

Based on the phylogenetic tree in Fig. 23.22, what character did the last common ancestor of both reptiles and mammals NOT possess? Based on the phylogenetic tree in Fig. 23.22, what character did the last common ancestor of both reptiles and mammals NOT possess? A) lungs B) four limbs C) amniote embryos D) mammary glands E) The last common ancestor of reptiles and mammals possessed all of these traits.


A) lungs
B) four limbs
C) amniote embryos
D) mammary glands
E) The last common ancestor of reptiles and mammals possessed all of these traits.

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