Question

Imagine if our backbone was asingle long bone instead of a series of small bone. What would happen?

Answer 1

if it happens then we are not able bend our bone or maybe we run as four foot animal

Answer 2

If the backbone was a single long bone instead of several small bones,it would aafect our daily lives, as if u had noticed that we can bend downwards/backwards, it is only due to the several small bones in our backbone. They helps in bending.