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2 votes
All of these are placental mammals except

A. porpoise.
B. mouse.
C. elephant.
D. opossum.

User Trbck
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2 Answers

4 votes

d. opossum is the answer

User Arboreal Shark
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The mouse, elephant, and porpoise, are all placental mammals, leaving the opossum. So the answer is D. Hope this helps
User Niksmac
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