Question

Which statements describe functions of the backbone? Check all that apply.

It supports the body’s weight.
It helps to break down food.
It surrounds and protects the brain.
It replaces the spinal cord in vertebrates.
It allows for flexibility and movement.
It helps regulates water balance.

Answer 1

- It supports the body’s weight.
- It allows for flexibility and movement.

(Clarification: the backbone protects the spinal cord but does not surround the brain, does not break down food, does not replace the spinal cord, and does not regulate water balance.)