.. Which of these groups of animals is invertebrate?
a. nematodes, annelids, and platyhelminthes
b. crustaceans, amphibians, and mollusks
c. mollusks, insects, and mammals
d. reptiles, fishes, and birds
Answers
Answered by
1
Answer:
option a is the right answer
Answered by
4
Answer:
a obviously..mammals,birds fish reptiles are vertebrates
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