3. a distinctive characteristic of mammals that is not observed in other vertebrates is
a. inte...
Biology, 28.01.2020 06:31 wickedskatboarder
3. a distinctive characteristic of mammals that is not observed in other vertebrates is
a. internal fertilization
b. body hair
c. the presence of a cloaca
d. endothermy
e. a vertebral column
Answers: 1
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