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Biology

3 January, 04:01

Vertebrates and invertebrates differ in the presence of a backbone. Another characteristic that distinguishes most vertebrates from many invertebrates, is that vertebrates -

Question 9 options:

have a relatively well-developed brain and circulatory system.

have long tube-like bodies that are divided into segments.

take in oxygen from their skins rather than from an inside organ.

have hard outer covering called exoskeletons.