Question

Which of the following is a characteristic of invertebrates?

a) multicellular
b) highly developed senses
c) backbone
d) enclosed circulatory system

Answer 1

Answer: The correct answer is "multicellular"

Step-by-step explanation:

I took the test

Answer 2

A

Step-by-step explanation:

They do not have highly developer senses or surely they don't have a backbone ,every animal that have a backbone isn't an inverterbate.Thy don't have an enclosed circulatory sistem neither