Change in velocity, direction, or both
I think that’s what you’re asking
Answer:
It can go to waste because people think since it's renewable and they don't have to worry about running out of that certain rescourse that they can use it for purposes it was not intended for.
Explanation:
The body can decide the nutrients it needs
It was the type of diversity that had to do with the niche depending on which niche you are is the amount of varaiaton in your gene pool