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2 years ago

15

Animals are often grouped as A. vertebrates or invertebrates. B. heterotrophs or autotrophs. C. walkers or crawlers. D. swimmers

or runners.

2 answers:

Andrews [41]2 years ago

4 0

The answer is A. vertebrates or invertebrates

Alona [7]2 years ago

3 0

The answer is A, vertebrates or invertebrates.

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